18816830

素因数分解:

$2^1\times 5^1\times {\mathrm{569}}^1\times {\mathrm{3307}}^1$

素因数の和:3883

約数の個数: 16

約数和(自身を含む): 33940080

約数和(自身を除く): 15123250

約数列:

[1, 2, 5, 10, 569, 1138, 2845, 3307, 5690, 6614, 16535, 33070, 1881683, 3763366, 9408415, 18816830]

約数ペア:

[(1, 18816830), (2, 9408415), (5, 3763366), (10, 1881683), (569, 33070), (1138, 16535), (2845, 6614), (3307, 5690)]