18353907

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{1097}}^1$

素因数の和:1140

約数の個数: 36

約数和(自身を含む): 31345704

約数和(自身を除く): 12991797

約数列:

[1, 3, 9, 11, 13, 33, 39, 99, 117, 143, 169, 429, 507, 1097, 1287, 1521, 1859, 3291, 5577, 9873, 12067, 14261, 16731, 36201, 42783, 108603, 128349, 156871, 185393, 470613, 556179, 1411839, 1668537, 2039323, 6117969, 18353907]

約数ペア:

[(1, 18353907), (3, 6117969), (9, 2039323), (11, 1668537), (13, 1411839), (33, 556179), (39, 470613), (99, 185393), (117, 156871), (143, 128349), (169, 108603), (429, 42783), (507, 36201), (1097, 16731), (1287, 14261), (1521, 12067), (1859, 9873), (3291, 5577)]