17388020

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{66877}}^1$

素因数の和:66899

約数の個数: 24

約数和(自身を含む): 39324264

約数和(自身を除く): 21936244

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 66877, 133754, 267508, 334385, 668770, 869401, 1337540, 1738802, 3477604, 4347005, 8694010, 17388020]

約数ペア:

[(1, 17388020), (2, 8694010), (4, 4347005), (5, 3477604), (10, 1738802), (13, 1337540), (20, 869401), (26, 668770), (52, 334385), (65, 267508), (130, 133754), (260, 66877)]