20184704

素因数分解:

$2^7\times {\mathrm{103}}^1\times {\mathrm{1531}}^1$

素因数の和:1648

約数の個数: 32

約数和(自身を含む): 40628640

約数和(自身を除く): 20443936

約数列:

[1, 2, 4, 8, 16, 32, 64, 103, 128, 206, 412, 824, 1531, 1648, 3062, 3296, 6124, 6592, 12248, 13184, 24496, 48992, 97984, 157693, 195968, 315386, 630772, 1261544, 2523088, 5046176, 10092352, 20184704]

約数ペア:

[(1, 20184704), (2, 10092352), (4, 5046176), (8, 2523088), (16, 1261544), (32, 630772), (64, 315386), (103, 195968), (128, 157693), (206, 97984), (412, 48992), (824, 24496), (1531, 13184), (1648, 12248), (3062, 6592), (3296, 6124)]