20396124

素因数分解:

$2^2\times 3^4\times 7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^2$

素因数の和:86

約数の個数: 180

約数和(自身を含む): 67448304

約数和(自身を除く): 47052180

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 17, 18, 21, 23, 27, 28, 34, 36, 42, 46, 51, 54, 63, 68, 69, 81, 84, 92, 102, 108, 119, 126, 138, 153, 161, 162, 189, 204, 207, 238, 252, 276, 306, 322, 324, 357, 378, 391, 414, 459, 476, 483, 529, 567, 612, 621, 644, 714, 756, 782, 828, 918, 966, 1058, 1071, 1134, 1173, 1242, 1377, 1428, 1449, 1564, 1587, 1836, 1863, 1932, 2116, 2142, 2268, 2346, 2484, 2737, 2754, 2898, 3174, 3213, 3519, 3703, 3726, 4284, 4347, 4692, 4761, 5474, 5508, 5796, 6348, 6426, 7038, 7406, 7452, 8211, 8694, 8993, 9522, 9639, 10557, 10948, 11109, 12852, 13041, 14076, 14283, 14812, 16422, 17388, 17986, 19044, 19278, 21114, 22218, 24633, 26082, 26979, 28566, 31671, 32844, 33327, 35972, 38556, 42228, 42849, 44436, 49266, 52164, 53958, 57132, 62951, 63342, 66654, 73899, 80937, 85698, 98532, 99981, 107916, 125902, 126684, 133308, 147798, 161874, 171396, 188853, 199962, 221697, 242811, 251804, 295596, 299943, 323748, 377706, 399924, 443394, 485622, 566559, 599886, 728433, 755412, 886788, 971244, 1133118, 1199772, 1456866, 1699677, 2266236, 2913732, 3399354, 5099031, 6798708, 10198062, 20396124]

約数ペア:

[(1, 20396124), (2, 10198062), (3, 6798708), (4, 5099031), (6, 3399354), (7, 2913732), (9, 2266236), (12, 1699677), (14, 1456866), (17, 1199772), (18, 1133118), (21, 971244), (23, 886788), (27, 755412), (28, 728433), (34, 599886), (36, 566559), (42, 485622), (46, 443394), (51, 399924), (54, 377706), (63, 323748), (68, 299943), (69, 295596), (81, 251804), (84, 242811), (92, 221697), (102, 199962), (108, 188853), (119, 171396), (126, 161874), (138, 147798), (153, 133308), (161, 126684), (162, 125902), (189, 107916), (204, 99981), (207, 98532), (238, 85698), (252, 80937), (276, 73899), (306, 66654), (322, 63342), (324, 62951), (357, 57132), (378, 53958), (391, 52164), (414, 49266), (459, 44436), (476, 42849), (483, 42228), (529, 38556), (567, 35972), (612, 33327), (621, 32844), (644, 31671), (714, 28566), (756, 26979), (782, 26082), (828, 24633), (918, 22218), (966, 21114), (1058, 19278), (1071, 19044), (1134, 17986), (1173, 17388), (1242, 16422), (1377, 14812), (1428, 14283), (1449, 14076), (1564, 13041), (1587, 12852), (1836, 11109), (1863, 10948), (1932, 10557), (2116, 9639), (2142, 9522), (2268, 8993), (2346, 8694), (2484, 8211), (2737, 7452), (2754, 7406), (2898, 7038), (3174, 6426), (3213, 6348), (3519, 5796), (3703, 5508), (3726, 5474), (4284, 4761), (4347, 4692)]