12842180

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{49393}}^1$

素因数の和:49415

約数の個数: 24

約数和(自身を含む): 29043672

約数和(自身を除く): 16201492

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 49393, 98786, 197572, 246965, 493930, 642109, 987860, 1284218, 2568436, 3210545, 6421090, 12842180]

約数ペア:

[(1, 12842180), (2, 6421090), (4, 3210545), (5, 2568436), (10, 1284218), (13, 987860), (20, 642109), (26, 493930), (52, 246965), (65, 197572), (130, 98786), (260, 49393)]