18403710

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47189}}^1$

素因数の和:47212

約数の個数: 32

約数和(自身を含む): 47567520

約数和(自身を除く): 29163810

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 47189, 94378, 141567, 235945, 283134, 471890, 613457, 707835, 1226914, 1415670, 1840371, 3067285, 3680742, 6134570, 9201855, 18403710]

約数ペア:

[(1, 18403710), (2, 9201855), (3, 6134570), (5, 3680742), (6, 3067285), (10, 1840371), (13, 1415670), (15, 1226914), (26, 707835), (30, 613457), (39, 471890), (65, 283134), (78, 235945), (130, 141567), (195, 94378), (390, 47189)]