17977180

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{69143}}^1$

素因数の和:69165

約数の個数: 24

約数和(自身を含む): 40656672

約数和(自身を除く): 22679492

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 69143, 138286, 276572, 345715, 691430, 898859, 1382860, 1797718, 3595436, 4494295, 8988590, 17977180]

約数ペア:

[(1, 17977180), (2, 8988590), (4, 4494295), (5, 3595436), (10, 1797718), (13, 1382860), (20, 898859), (26, 691430), (52, 345715), (65, 276572), (130, 138286), (260, 69143)]