18813634

素因数分解:

$2^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{149}}^1\times {\mathrm{311}}^1$

素因数の和:498

約数の個数: 32

約数和(自身を含む): 33696000

約数和(自身を除く): 14882366

約数列:

[1, 2, 7, 14, 29, 58, 149, 203, 298, 311, 406, 622, 1043, 2086, 2177, 4321, 4354, 8642, 9019, 18038, 30247, 46339, 60494, 63133, 92678, 126266, 324373, 648746, 1343831, 2687662, 9406817, 18813634]

約数ペア:

[(1, 18813634), (2, 9406817), (7, 2687662), (14, 1343831), (29, 648746), (58, 324373), (149, 126266), (203, 92678), (298, 63133), (311, 60494), (406, 46339), (622, 30247), (1043, 18038), (2086, 9019), (2177, 8642), (4321, 4354)]