18070910

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{12637}}^1$

素因数の和:12668

約数の個数: 32

約数和(自身を含む): 38217312

約数和(自身を除く): 20146402

約数列:

[1, 2, 5, 10, 11, 13, 22, 26, 55, 65, 110, 130, 143, 286, 715, 1430, 12637, 25274, 63185, 126370, 139007, 164281, 278014, 328562, 695035, 821405, 1390070, 1642810, 1807091, 3614182, 9035455, 18070910]

約数ペア:

[(1, 18070910), (2, 9035455), (5, 3614182), (10, 1807091), (11, 1642810), (13, 1390070), (22, 821405), (26, 695035), (55, 328562), (65, 278014), (110, 164281), (130, 139007), (143, 126370), (286, 63185), (715, 25274), (1430, 12637)]