1990965632

素因数分解:

$2^7\times {\mathrm{15554419}}^1$

素因数の和:15554433

約数の個数: 16

約数和(自身を含む): 3966377100

約数和(自身を除く): 1975411468

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 15554419, 31108838, 62217676, 124435352, 248870704, 497741408, 995482816, 1990965632]

約数ペア:

[(1, 1990965632), (2, 995482816), (4, 497741408), (8, 248870704), (16, 124435352), (32, 62217676), (64, 31108838), (128, 15554419)]