18484904

素因数分解:

$2^3\times {\mathrm{37}}^1\times {\mathrm{197}}^1\times {\mathrm{317}}^1$

素因数の和:557

約数の個数: 32

約数和(自身を含む): 35889480

約数和(自身を除く): 17404576

約数列:

[1, 2, 4, 8, 37, 74, 148, 197, 296, 317, 394, 634, 788, 1268, 1576, 2536, 7289, 11729, 14578, 23458, 29156, 46916, 58312, 62449, 93832, 124898, 249796, 499592, 2310613, 4621226, 9242452, 18484904]

約数ペア:

[(1, 18484904), (2, 9242452), (4, 4621226), (8, 2310613), (37, 499592), (74, 249796), (148, 124898), (197, 93832), (296, 62449), (317, 58312), (394, 46916), (634, 29156), (788, 23458), (1268, 14578), (1576, 11729), (2536, 7289)]