18284060

素因数分解:

$2^2\times 5^1\times {\mathrm{139}}^1\times {\mathrm{6577}}^1$

素因数の和:6725

約数の個数: 24

約数和(自身を含む): 38678640

約数和(自身を除く): 20394580

約数列:

[1, 2, 4, 5, 10, 20, 139, 278, 556, 695, 1390, 2780, 6577, 13154, 26308, 32885, 65770, 131540, 914203, 1828406, 3656812, 4571015, 9142030, 18284060]

約数ペア:

[(1, 18284060), (2, 9142030), (4, 4571015), (5, 3656812), (10, 1828406), (20, 914203), (139, 131540), (278, 65770), (556, 32885), (695, 26308), (1390, 13154), (2780, 6577)]