18156710

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{12697}}^1$

素因数の和:12728

約数の個数: 32

約数和(自身を含む): 38398752

約数和(自身を除く): 20242042

約数列:

[1, 2, 5, 10, 11, 13, 22, 26, 55, 65, 110, 130, 143, 286, 715, 1430, 12697, 25394, 63485, 126970, 139667, 165061, 279334, 330122, 698335, 825305, 1396670, 1650610, 1815671, 3631342, 9078355, 18156710]

約数ペア:

[(1, 18156710), (2, 9078355), (5, 3631342), (10, 1815671), (11, 1650610), (13, 1396670), (22, 825305), (26, 698335), (55, 330122), (65, 279334), (110, 165061), (130, 139667), (143, 126970), (286, 63485), (715, 25394), (1430, 12697)]