18065870

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{101}}^1\times {\mathrm{577}}^1$

素因数の和:716

約数の個数: 32

約数和(自身を含む): 33958656

約数和(自身を除く): 15892786

約数列:

[1, 2, 5, 10, 31, 62, 101, 155, 202, 310, 505, 577, 1010, 1154, 2885, 3131, 5770, 6262, 15655, 17887, 31310, 35774, 58277, 89435, 116554, 178870, 291385, 582770, 1806587, 3613174, 9032935, 18065870]

約数ペア:

[(1, 18065870), (2, 9032935), (5, 3613174), (10, 1806587), (31, 582770), (62, 291385), (101, 178870), (155, 116554), (202, 89435), (310, 58277), (505, 35774), (577, 31310), (1010, 17887), (1154, 15655), (2885, 6262), (3131, 5770)]