18504915

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{8627}}^1$

素因数の和:8659

約数の個数: 32

約数和(自身を含む): 34788096

約数和(自身を除く): 16283181

約数列:

[1, 3, 5, 11, 13, 15, 33, 39, 55, 65, 143, 165, 195, 429, 715, 2145, 8627, 25881, 43135, 94897, 112151, 129405, 284691, 336453, 474485, 560755, 1233661, 1423455, 1682265, 3700983, 6168305, 18504915]

約数ペア:

[(1, 18504915), (3, 6168305), (5, 3700983), (11, 1682265), (13, 1423455), (15, 1233661), (33, 560755), (39, 474485), (55, 336453), (65, 284691), (143, 129405), (165, 112151), (195, 94897), (429, 43135), (715, 25881), (2145, 8627)]