20400654

素因数分解:

$2^1\times 3^1\times {\mathrm{53}}^1\times {\mathrm{64153}}^1$

素因数の和:64211

約数の個数: 16

約数和(自身を含む): 41571792

約数和(自身を除く): 21171138

約数列:

[1, 2, 3, 6, 53, 106, 159, 318, 64153, 128306, 192459, 384918, 3400109, 6800218, 10200327, 20400654]

約数ペア:

[(1, 20400654), (2, 10200327), (3, 6800218), (6, 3400109), (53, 384918), (106, 192459), (159, 128306), (318, 64153)]