18104620

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{29201}}^1$

素因数の和:29241

約数の個数: 24

約数和(自身を含む): 39247488

約数和(自身を除く): 21142868

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 29201, 58402, 116804, 146005, 292010, 584020, 905231, 1810462, 3620924, 4526155, 9052310, 18104620]

約数ペア:

[(1, 18104620), (2, 9052310), (4, 4526155), (5, 3620924), (10, 1810462), (20, 905231), (31, 584020), (62, 292010), (124, 146005), (155, 116804), (310, 58402), (620, 29201)]