18191632

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{1423}}^1$

素因数の和:1495

約数の個数: 40

約数和(自身を含む): 38140416

約数和(自身を除く): 19948784

約数列:

[1, 2, 4, 8, 16, 17, 34, 47, 68, 94, 136, 188, 272, 376, 752, 799, 1423, 1598, 2846, 3196, 5692, 6392, 11384, 12784, 22768, 24191, 48382, 66881, 96764, 133762, 193528, 267524, 387056, 535048, 1070096, 1136977, 2273954, 4547908, 9095816, 18191632]

約数ペア:

[(1, 18191632), (2, 9095816), (4, 4547908), (8, 2273954), (16, 1136977), (17, 1070096), (34, 535048), (47, 387056), (68, 267524), (94, 193528), (136, 133762), (188, 96764), (272, 66881), (376, 48382), (752, 24191), (799, 22768), (1423, 12784), (1598, 11384), (2846, 6392), (3196, 5692)]