20361664

素因数分解:

$2^6\times {\mathrm{71}}^1\times {\mathrm{4481}}^1$

素因数の和:4564

約数の個数: 28

約数和(自身を含む): 40983408

約数和(自身を除く): 20621744

約数列:

[1, 2, 4, 8, 16, 32, 64, 71, 142, 284, 568, 1136, 2272, 4481, 4544, 8962, 17924, 35848, 71696, 143392, 286784, 318151, 636302, 1272604, 2545208, 5090416, 10180832, 20361664]

約数ペア:

[(1, 20361664), (2, 10180832), (4, 5090416), (8, 2545208), (16, 1272604), (32, 636302), (64, 318151), (71, 286784), (142, 143392), (284, 71696), (568, 35848), (1136, 17924), (2272, 8962), (4481, 4544)]