8889240016

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{12920407}}^1$

素因数の和:12920458

約数の個数: 20

約数和(自身を含む): 17623436512

約数和(自身を除く): 8734196496

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 344, 688, 12920407, 25840814, 51681628, 103363256, 206726512, 555577501, 1111155002, 2222310004, 4444620008, 8889240016]

約数ペア:

[(1, 8889240016), (2, 4444620008), (4, 2222310004), (8, 1111155002), (16, 555577501), (43, 206726512), (86, 103363256), (172, 51681628), (344, 25840814), (688, 12920407)]