19268964

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{197}}^1$

素因数の和:250

約数の個数: 144

約数和(自身を含む): 60540480

約数和(自身を除く): 41271516

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 13, 18, 19, 22, 26, 33, 36, 38, 39, 44, 52, 57, 66, 76, 78, 99, 114, 117, 132, 143, 156, 171, 197, 198, 209, 228, 234, 247, 286, 342, 394, 396, 418, 429, 468, 494, 572, 591, 627, 684, 741, 788, 836, 858, 988, 1182, 1254, 1287, 1482, 1716, 1773, 1881, 2167, 2223, 2364, 2508, 2561, 2574, 2717, 2964, 3546, 3743, 3762, 4334, 4446, 5122, 5148, 5434, 6501, 7092, 7486, 7524, 7683, 8151, 8668, 8892, 10244, 10868, 11229, 13002, 14972, 15366, 16302, 19503, 22458, 23049, 24453, 26004, 28171, 30732, 32604, 33687, 39006, 41173, 44916, 46098, 48659, 48906, 56342, 67374, 78012, 82346, 84513, 92196, 97318, 97812, 112684, 123519, 134748, 145977, 164692, 169026, 194636, 247038, 253539, 291954, 338052, 370557, 437931, 494076, 507078, 535249, 583908, 741114, 875862, 1014156, 1070498, 1482228, 1605747, 1751724, 2140996, 3211494, 4817241, 6422988, 9634482, 19268964]

約数ペア:

[(1, 19268964), (2, 9634482), (3, 6422988), (4, 4817241), (6, 3211494), (9, 2140996), (11, 1751724), (12, 1605747), (13, 1482228), (18, 1070498), (19, 1014156), (22, 875862), (26, 741114), (33, 583908), (36, 535249), (38, 507078), (39, 494076), (44, 437931), (52, 370557), (57, 338052), (66, 291954), (76, 253539), (78, 247038), (99, 194636), (114, 169026), (117, 164692), (132, 145977), (143, 134748), (156, 123519), (171, 112684), (197, 97812), (198, 97318), (209, 92196), (228, 84513), (234, 82346), (247, 78012), (286, 67374), (342, 56342), (394, 48906), (396, 48659), (418, 46098), (429, 44916), (468, 41173), (494, 39006), (572, 33687), (591, 32604), (627, 30732), (684, 28171), (741, 26004), (788, 24453), (836, 23049), (858, 22458), (988, 19503), (1182, 16302), (1254, 15366), (1287, 14972), (1482, 13002), (1716, 11229), (1773, 10868), (1881, 10244), (2167, 8892), (2223, 8668), (2364, 8151), (2508, 7683), (2561, 7524), (2574, 7486), (2717, 7092), (2964, 6501), (3546, 5434), (3743, 5148), (3762, 5122), (4334, 4446)]