18043753

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{233}}^1$

素因数の和:313

約数の個数: 32

約数和(自身を含む): 23901696

約数和(自身を除く): 5857943

約数列:

[1, 7, 13, 23, 37, 91, 161, 233, 259, 299, 481, 851, 1631, 2093, 3029, 3367, 5359, 5957, 8621, 11063, 21203, 37513, 60347, 69667, 77441, 112073, 198283, 487669, 784511, 1387981, 2577679, 18043753]

約数ペア:

[(1, 18043753), (7, 2577679), (13, 1387981), (23, 784511), (37, 487669), (91, 198283), (161, 112073), (233, 77441), (259, 69667), (299, 60347), (481, 37513), (851, 21203), (1631, 11063), (2093, 8621), (3029, 5957), (3367, 5359)]