1999791616

素因数分解:

$2^9\times {\mathrm{3905843}}^1$

素因数の和:3905861

約数の個数: 20

約数和(自身を含む): 3995678412

約数和(自身を除く): 1995886796

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 512, 3905843, 7811686, 15623372, 31246744, 62493488, 124986976, 249973952, 499947904, 999895808, 1999791616]

約数ペア:

[(1, 1999791616), (2, 999895808), (4, 499947904), (8, 249973952), (16, 124986976), (32, 62493488), (64, 31246744), (128, 15623372), (256, 7811686), (512, 3905843)]