318904064

素因数分解:

$2^8\times {\mathrm{1245719}}^1$

素因数の和:1245735

約数の個数: 18

約数和(自身を含む): 636562920

約数和(自身を除く): 317658856

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 1245719, 2491438, 4982876, 9965752, 19931504, 39863008, 79726016, 159452032, 318904064]

約数ペア:

[(1, 318904064), (2, 159452032), (4, 79726016), (8, 39863008), (16, 19931504), (32, 9965752), (64, 4982876), (128, 2491438), (256, 1245719)]