20201993756

素因数分解:

$2^2\times 7^1\times {\mathrm{163}}^1\times {\mathrm{4426379}}^1$

素因数の和:4426553

約数の個数: 24

約数和(自身を含む): 40651873920

約数和(自身を除く): 20449880164

約数列:

[1, 2, 4, 7, 14, 28, 163, 326, 652, 1141, 2282, 4564, 4426379, 8852758, 17705516, 30984653, 61969306, 123938612, 721499777, 1442999554, 2885999108, 5050498439, 10100996878, 20201993756]

約数ペア:

[(1, 20201993756), (2, 10100996878), (4, 5050498439), (7, 2885999108), (14, 1442999554), (28, 721499777), (163, 123938612), (326, 61969306), (652, 30984653), (1141, 17705516), (2282, 8852758), (4564, 4426379)]