18219832180

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{82817419}}^1$

素因数の和:82817439

約数の個数: 24

約数和(自身を含む): 41739979680

約数和(自身を除く): 23520147500

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 82817419, 165634838, 331269676, 414087095, 828174190, 910991609, 1656348380, 1821983218, 3643966436, 4554958045, 9109916090, 18219832180]

約数ペア:

[(1, 18219832180), (2, 9109916090), (4, 4554958045), (5, 3643966436), (10, 1821983218), (11, 1656348380), (20, 910991609), (22, 828174190), (44, 414087095), (55, 331269676), (110, 165634838), (220, 82817419)]