18590576

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{1013}}^1$

素因数の和:1089

約数の個数: 40

約数和(自身を含む): 38223744

約数和(自身を除く): 19633168

約数列:

[1, 2, 4, 8, 16, 31, 37, 62, 74, 124, 148, 248, 296, 496, 592, 1013, 1147, 2026, 2294, 4052, 4588, 8104, 9176, 16208, 18352, 31403, 37481, 62806, 74962, 125612, 149924, 251224, 299848, 502448, 599696, 1161911, 2323822, 4647644, 9295288, 18590576]

約数ペア:

[(1, 18590576), (2, 9295288), (4, 4647644), (8, 2323822), (16, 1161911), (31, 599696), (37, 502448), (62, 299848), (74, 251224), (124, 149924), (148, 125612), (248, 74962), (296, 62806), (496, 37481), (592, 31403), (1013, 18352), (1147, 16208), (2026, 9176), (2294, 8104), (4052, 4588)]