18729123784

素因数分解:

$2^3\times 7^2\times {\mathrm{59}}^1\times {\mathrm{809803}}^1$

素因数の和:809882

約数の個数: 48

約数和(自身を含む): 41542945200

約数和(自身を除く): 22813821416

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 56, 59, 98, 118, 196, 236, 392, 413, 472, 826, 1652, 2891, 3304, 5782, 11564, 23128, 809803, 1619606, 3239212, 5668621, 6478424, 11337242, 22674484, 39680347, 45348968, 47778377, 79360694, 95556754, 158721388, 191113508, 317442776, 334448639, 382227016, 668897278, 1337794556, 2341140473, 2675589112, 4682280946, 9364561892, 18729123784]

約数ペア:

[(1, 18729123784), (2, 9364561892), (4, 4682280946), (7, 2675589112), (8, 2341140473), (14, 1337794556), (28, 668897278), (49, 382227016), (56, 334448639), (59, 317442776), (98, 191113508), (118, 158721388), (196, 95556754), (236, 79360694), (392, 47778377), (413, 45348968), (472, 39680347), (826, 22674484), (1652, 11337242), (2891, 6478424), (3304, 5668621), (5782, 3239212), (11564, 1619606), (23128, 809803)]