18088220

素因数分解:

$2^2\times 5^1\times {\mathrm{59}}^1\times {\mathrm{15329}}^1$

素因数の和:15397

約数の個数: 24

約数和(自身を含む): 38631600

約数和(自身を除く): 20543380

約数列:

[1, 2, 4, 5, 10, 20, 59, 118, 236, 295, 590, 1180, 15329, 30658, 61316, 76645, 153290, 306580, 904411, 1808822, 3617644, 4522055, 9044110, 18088220]

約数ペア:

[(1, 18088220), (2, 9044110), (4, 4522055), (5, 3617644), (10, 1808822), (20, 904411), (59, 306580), (118, 153290), (236, 76645), (295, 61316), (590, 30658), (1180, 15329)]