18891870

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{269}}^1\times {\mathrm{2341}}^1$

素因数の和:2620

約数の個数: 32

約数和(自身を含む): 45528480

約数和(自身を除く): 26636610

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 269, 538, 807, 1345, 1614, 2341, 2690, 4035, 4682, 7023, 8070, 11705, 14046, 23410, 35115, 70230, 629729, 1259458, 1889187, 3148645, 3778374, 6297290, 9445935, 18891870]

約数ペア:

[(1, 18891870), (2, 9445935), (3, 6297290), (5, 3778374), (6, 3148645), (10, 1889187), (15, 1259458), (30, 629729), (269, 70230), (538, 35115), (807, 23410), (1345, 14046), (1614, 11705), (2341, 8070), (2690, 7023), (4035, 4682)]