628045168

素因数分解:

$2^4\times {\mathrm{389}}^1\times {\mathrm{100907}}^1$

素因数の和:101304

約数の個数: 20

約数和(自身を含む): 1219977720

約数和(自身を除く): 591932552

約数列:

[1, 2, 4, 8, 16, 389, 778, 1556, 3112, 6224, 100907, 201814, 403628, 807256, 1614512, 39252823, 78505646, 157011292, 314022584, 628045168]

約数ペア:

[(1, 628045168), (2, 314022584), (4, 157011292), (8, 78505646), (16, 39252823), (389, 1614512), (778, 807256), (1556, 403628), (3112, 201814), (6224, 100907)]