18788304

素因数分解:

$2^4\times 3^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{149}}^1$

素因数の和:268

約数の個数: 80

約数和(自身を含む): 50889600

約数和(自身を除く): 32101296

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 37, 48, 71, 74, 111, 142, 148, 149, 213, 222, 284, 296, 298, 426, 444, 447, 568, 592, 596, 852, 888, 894, 1136, 1192, 1704, 1776, 1788, 2384, 2627, 3408, 3576, 5254, 5513, 7152, 7881, 10508, 10579, 11026, 15762, 16539, 21016, 21158, 22052, 31524, 31737, 33078, 42032, 42316, 44104, 63048, 63474, 66156, 84632, 88208, 126096, 126948, 132312, 169264, 253896, 264624, 391423, 507792, 782846, 1174269, 1565692, 2348538, 3131384, 4697076, 6262768, 9394152, 18788304]

約数ペア:

[(1, 18788304), (2, 9394152), (3, 6262768), (4, 4697076), (6, 3131384), (8, 2348538), (12, 1565692), (16, 1174269), (24, 782846), (37, 507792), (48, 391423), (71, 264624), (74, 253896), (111, 169264), (142, 132312), (148, 126948), (149, 126096), (213, 88208), (222, 84632), (284, 66156), (296, 63474), (298, 63048), (426, 44104), (444, 42316), (447, 42032), (568, 33078), (592, 31737), (596, 31524), (852, 22052), (888, 21158), (894, 21016), (1136, 16539), (1192, 15762), (1704, 11026), (1776, 10579), (1788, 10508), (2384, 7881), (2627, 7152), (3408, 5513), (3576, 5254)]