18220872

素因数分解:

$2^3\times 3^1\times {\mathrm{17}}^2\times {\mathrm{37}}^1\times {\mathrm{71}}^1$

素因数の和:151

約数の個数: 96

約数和(自身を含む): 50397120

約数和(自身を除く): 32176248

約数列:

[1, 2, 3, 4, 6, 8, 12, 17, 24, 34, 37, 51, 68, 71, 74, 102, 111, 136, 142, 148, 204, 213, 222, 284, 289, 296, 408, 426, 444, 568, 578, 629, 852, 867, 888, 1156, 1207, 1258, 1704, 1734, 1887, 2312, 2414, 2516, 2627, 3468, 3621, 3774, 4828, 5032, 5254, 6936, 7242, 7548, 7881, 9656, 10508, 10693, 14484, 15096, 15762, 20519, 21016, 21386, 28968, 31524, 32079, 41038, 42772, 44659, 61557, 63048, 64158, 82076, 85544, 89318, 123114, 128316, 133977, 164152, 178636, 246228, 256632, 267954, 357272, 492456, 535908, 759203, 1071816, 1518406, 2277609, 3036812, 4555218, 6073624, 9110436, 18220872]

約数ペア:

[(1, 18220872), (2, 9110436), (3, 6073624), (4, 4555218), (6, 3036812), (8, 2277609), (12, 1518406), (17, 1071816), (24, 759203), (34, 535908), (37, 492456), (51, 357272), (68, 267954), (71, 256632), (74, 246228), (102, 178636), (111, 164152), (136, 133977), (142, 128316), (148, 123114), (204, 89318), (213, 85544), (222, 82076), (284, 64158), (289, 63048), (296, 61557), (408, 44659), (426, 42772), (444, 41038), (568, 32079), (578, 31524), (629, 28968), (852, 21386), (867, 21016), (888, 20519), (1156, 15762), (1207, 15096), (1258, 14484), (1704, 10693), (1734, 10508), (1887, 9656), (2312, 7881), (2414, 7548), (2516, 7242), (2627, 6936), (3468, 5254), (3621, 5032), (3774, 4828)]