18120502

素因数分解:

$2^1\times {\mathrm{167}}^1\times {\mathrm{227}}^1\times {\mathrm{239}}^1$

素因数の和:635

約数の個数: 16

約数和(自身を含む): 27578880

約数和(自身を除く): 9458378

約数列:

[1, 2, 167, 227, 239, 334, 454, 478, 37909, 39913, 54253, 75818, 79826, 108506, 9060251, 18120502]

約数ペア:

[(1, 18120502), (2, 9060251), (167, 108506), (227, 79826), (239, 75818), (334, 54253), (454, 39913), (478, 37909)]