20776018

素因数分解:

$2^1\times {\mathrm{37}}^1\times {\mathrm{223}}^1\times {\mathrm{1259}}^1$

素因数の和:1521

約数の個数: 16

約数和(自身を含む): 32175360

約数和(自身を除く): 11399342

約数列:

[1, 2, 37, 74, 223, 446, 1259, 2518, 8251, 16502, 46583, 93166, 280757, 561514, 10388009, 20776018]

約数ペア:

[(1, 20776018), (2, 10388009), (37, 561514), (74, 280757), (223, 93166), (446, 46583), (1259, 16502), (2518, 8251)]