20966030

素因数分解:

$2^1\times 5^1\times {\mathrm{251}}^1\times {\mathrm{8353}}^1$

素因数の和:8611

約数の個数: 16

約数和(自身を含む): 37893744

約数和(自身を除く): 16927714

約数列:

[1, 2, 5, 10, 251, 502, 1255, 2510, 8353, 16706, 41765, 83530, 2096603, 4193206, 10483015, 20966030]

約数ペア:

[(1, 20966030), (2, 10483015), (5, 4193206), (10, 2096603), (251, 83530), (502, 41765), (1255, 16706), (2510, 8353)]