18988088

素因数分解:

$2^3\times 7^2\times {\mathrm{59}}^1\times {\mathrm{821}}^1$

素因数の和:900

約数の個数: 48

約数和(自身を含む): 42168600

約数和(自身を除く): 23180512

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 56, 59, 98, 118, 196, 236, 392, 413, 472, 821, 826, 1642, 1652, 2891, 3284, 3304, 5747, 5782, 6568, 11494, 11564, 22988, 23128, 40229, 45976, 48439, 80458, 96878, 160916, 193756, 321832, 339073, 387512, 678146, 1356292, 2373511, 2712584, 4747022, 9494044, 18988088]

約数ペア:

[(1, 18988088), (2, 9494044), (4, 4747022), (7, 2712584), (8, 2373511), (14, 1356292), (28, 678146), (49, 387512), (56, 339073), (59, 321832), (98, 193756), (118, 160916), (196, 96878), (236, 80458), (392, 48439), (413, 45976), (472, 40229), (821, 23128), (826, 22988), (1642, 11564), (1652, 11494), (2891, 6568), (3284, 5782), (3304, 5747)]