18252440

素因数分解:

$2^3\times 5^1\times {\mathrm{127}}^1\times {\mathrm{3593}}^1$

素因数の和:3731

約数の個数: 32

約数和(自身を含む): 41402880

約数和(自身を除く): 23150440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 127, 254, 508, 635, 1016, 1270, 2540, 3593, 5080, 7186, 14372, 17965, 28744, 35930, 71860, 143720, 456311, 912622, 1825244, 2281555, 3650488, 4563110, 9126220, 18252440]

約数ペア:

[(1, 18252440), (2, 9126220), (4, 4563110), (5, 3650488), (8, 2281555), (10, 1825244), (20, 912622), (40, 456311), (127, 143720), (254, 71860), (508, 35930), (635, 28744), (1016, 17965), (1270, 14372), (2540, 7186), (3593, 5080)]