18109439999

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{139}}^1\times {\mathrm{16603}}^1$

素因数の和:16827

約数の個数: 32

約数和(自身を含む): 22315776000

約数和(自身を除く): 4206336001

約数列:

[1, 7, 19, 59, 133, 139, 413, 973, 1121, 2641, 7847, 8201, 16603, 18487, 57407, 116221, 155819, 315457, 979577, 1090733, 2208199, 2307817, 6857039, 16154719, 18611963, 43848523, 130283741, 136161203, 306939661, 953128421, 2587062857, 18109439999]

約数ペア:

[(1, 18109439999), (7, 2587062857), (19, 953128421), (59, 306939661), (133, 136161203), (139, 130283741), (413, 43848523), (973, 18611963), (1121, 16154719), (2641, 6857039), (7847, 2307817), (8201, 2208199), (16603, 1090733), (18487, 979577), (57407, 315457), (116221, 155819)]