20397067848

素因数分解:

$2^3\times 3^2\times {\mathrm{37}}^1\times {\mathrm{131}}^1\times {\mathrm{211}}^1\times {\mathrm{277}}^1$

素因数の和:668

約数の個数: 192

約数和(自身を含む): 57646480320

約数和(自身を除く): 37249412472

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 37, 72, 74, 111, 131, 148, 211, 222, 262, 277, 296, 333, 393, 422, 444, 524, 554, 633, 666, 786, 831, 844, 888, 1048, 1108, 1179, 1266, 1332, 1572, 1662, 1688, 1899, 2216, 2358, 2493, 2532, 2664, 3144, 3324, 3798, 4716, 4847, 4986, 5064, 6648, 7596, 7807, 9432, 9694, 9972, 10249, 14541, 15192, 15614, 19388, 19944, 20498, 23421, 27641, 29082, 30747, 31228, 36287, 38776, 40996, 43623, 46842, 55282, 58164, 58447, 61494, 62456, 70263, 72574, 81992, 82923, 87246, 92241, 93684, 108861, 110564, 116328, 116894, 122988, 140526, 145148, 165846, 174492, 175341, 184482, 187368, 217722, 221128, 233788, 245976, 248769, 281052, 290296, 326583, 331692, 348984, 350682, 368964, 435444, 467576, 497538, 526023, 562104, 653166, 663384, 701364, 737928, 870888, 995076, 1022717, 1052046, 1306332, 1342619, 1402728, 1990152, 2045434, 2104092, 2162539, 2612664, 2685238, 3068151, 4027857, 4090868, 4208184, 4325078, 5370476, 6136302, 6487617, 7656557, 8055714, 8181736, 8650156, 9204453, 10740952, 12083571, 12272604, 12975234, 15313114, 16111428, 17300312, 18408906, 19462851, 22969671, 24167142, 24545208, 25950468, 30626228, 32222856, 36817812, 38925702, 45939342, 48334284, 51900936, 61252456, 68909013, 73635624, 77851404, 91878684, 96668568, 137818026, 155702808, 183757368, 275636052, 283292609, 551272104, 566585218, 849877827, 1133170436, 1699755654, 2266340872, 2549633481, 3399511308, 5099266962, 6799022616, 10198533924, 20397067848]

約数ペア:

[(1, 20397067848), (2, 10198533924), (3, 6799022616), (4, 5099266962), (6, 3399511308), (8, 2549633481), (9, 2266340872), (12, 1699755654), (18, 1133170436), (24, 849877827), (36, 566585218), (37, 551272104), (72, 283292609), (74, 275636052), (111, 183757368), (131, 155702808), (148, 137818026), (211, 96668568), (222, 91878684), (262, 77851404), (277, 73635624), (296, 68909013), (333, 61252456), (393, 51900936), (422, 48334284), (444, 45939342), (524, 38925702), (554, 36817812), (633, 32222856), (666, 30626228), (786, 25950468), (831, 24545208), (844, 24167142), (888, 22969671), (1048, 19462851), (1108, 18408906), (1179, 17300312), (1266, 16111428), (1332, 15313114), (1572, 12975234), (1662, 12272604), (1688, 12083571), (1899, 10740952), (2216, 9204453), (2358, 8650156), (2493, 8181736), (2532, 8055714), (2664, 7656557), (3144, 6487617), (3324, 6136302), (3798, 5370476), (4716, 4325078), (4847, 4208184), (4986, 4090868), (5064, 4027857), (6648, 3068151), (7596, 2685238), (7807, 2612664), (9432, 2162539), (9694, 2104092), (9972, 2045434), (10249, 1990152), (14541, 1402728), (15192, 1342619), (15614, 1306332), (19388, 1052046), (19944, 1022717), (20498, 995076), (23421, 870888), (27641, 737928), (29082, 701364), (30747, 663384), (31228, 653166), (36287, 562104), (38776, 526023), (40996, 497538), (43623, 467576), (46842, 435444), (55282, 368964), (58164, 350682), (58447, 348984), (61494, 331692), (62456, 326583), (70263, 290296), (72574, 281052), (81992, 248769), (82923, 245976), (87246, 233788), (92241, 221128), (93684, 217722), (108861, 187368), (110564, 184482), (116328, 175341), (116894, 174492), (122988, 165846), (140526, 145148)]