628543984

素因数分解:

$2^4\times {\mathrm{149}}^1\times {\mathrm{263651}}^1$

素因数の和:263808

約数の個数: 20

約数和(自身を含む): 1225981800

約数和(自身を除く): 597437816

約数列:

[1, 2, 4, 8, 16, 149, 298, 596, 1192, 2384, 263651, 527302, 1054604, 2109208, 4218416, 39283999, 78567998, 157135996, 314271992, 628543984]

約数ペア:

[(1, 628543984), (2, 314271992), (4, 157135996), (8, 78567998), (16, 39283999), (149, 4218416), (298, 2109208), (596, 1054604), (1192, 527302), (2384, 263651)]