644355424

素因数分解:

$2^5\times {\mathrm{557}}^1\times {\mathrm{36151}}^1$

素因数の和:36718

約数の個数: 24

約数和(自身を含む): 1270887408

約数和(自身を除く): 626531984

約数列:

[1, 2, 4, 8, 16, 32, 557, 1114, 2228, 4456, 8912, 17824, 36151, 72302, 144604, 289208, 578416, 1156832, 20136107, 40272214, 80544428, 161088856, 322177712, 644355424]

約数ペア:

[(1, 644355424), (2, 322177712), (4, 161088856), (8, 80544428), (16, 40272214), (32, 20136107), (557, 1156832), (1114, 578416), (2228, 289208), (4456, 144604), (8912, 72302), (17824, 36151)]