18183928

素因数分解:

$2^3\times 7^1\times {\mathrm{29}}^1\times {\mathrm{11197}}^1$

素因数の和:11239

約数の個数: 32

約数和(自身を含む): 40312800

約数和(自身を除く): 22128872

約数列:

[1, 2, 4, 7, 8, 14, 28, 29, 56, 58, 116, 203, 232, 406, 812, 1624, 11197, 22394, 44788, 78379, 89576, 156758, 313516, 324713, 627032, 649426, 1298852, 2272991, 2597704, 4545982, 9091964, 18183928]

約数ペア:

[(1, 18183928), (2, 9091964), (4, 4545982), (7, 2597704), (8, 2272991), (14, 1298852), (28, 649426), (29, 627032), (56, 324713), (58, 313516), (116, 156758), (203, 89576), (232, 78379), (406, 44788), (812, 22394), (1624, 11197)]