17911816

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{1097}}^1$

素因数の和:1273

約数の個数: 32

約数和(自身を含む): 36431640

約数和(自身を除く): 18519824

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 157, 314, 628, 1097, 1256, 2041, 2194, 4082, 4388, 8164, 8776, 14261, 16328, 28522, 57044, 114088, 172229, 344458, 688916, 1377832, 2238977, 4477954, 8955908, 17911816]

約数ペア:

[(1, 17911816), (2, 8955908), (4, 4477954), (8, 2238977), (13, 1377832), (26, 688916), (52, 344458), (104, 172229), (157, 114088), (314, 57044), (628, 28522), (1097, 16328), (1256, 14261), (2041, 8776), (2194, 8164), (4082, 4388)]