18103667420

素因数分解:

$2^2\times 5^1\times {\mathrm{1013}}^1\times {\mathrm{893567}}^1$

素因数の和:894589

約数の個数: 24

約数和(自身を含む): 38055273984

約数和(自身を除く): 19951606564

約数列:

[1, 2, 4, 5, 10, 20, 1013, 2026, 4052, 5065, 10130, 20260, 893567, 1787134, 3574268, 4467835, 8935670, 17871340, 905183371, 1810366742, 3620733484, 4525916855, 9051833710, 18103667420]

約数ペア:

[(1, 18103667420), (2, 9051833710), (4, 4525916855), (5, 3620733484), (10, 1810366742), (20, 905183371), (1013, 17871340), (2026, 8935670), (4052, 4467835), (5065, 3574268), (10130, 1787134), (20260, 893567)]