18180584

素因数分解:

$2^3\times {\mathrm{67}}^1\times {\mathrm{107}}^1\times {\mathrm{317}}^1$

素因数の和:497

約数の個数: 32

約数和(自身を含む): 35030880

約数和(自身を除く): 16850296

約数列:

[1, 2, 4, 8, 67, 107, 134, 214, 268, 317, 428, 536, 634, 856, 1268, 2536, 7169, 14338, 21239, 28676, 33919, 42478, 57352, 67838, 84956, 135676, 169912, 271352, 2272573, 4545146, 9090292, 18180584]

約数ペア:

[(1, 18180584), (2, 9090292), (4, 4545146), (8, 2272573), (67, 271352), (107, 169912), (134, 135676), (214, 84956), (268, 67838), (317, 57352), (428, 42478), (536, 33919), (634, 28676), (856, 21239), (1268, 14338), (2536, 7169)]