18774873

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{4337}}^1$

素因数の和:4393

約数の個数: 24

約数和(自身を含む): 30001608

約数和(自身を除く): 11226735

約数列:

[1, 3, 9, 13, 37, 39, 111, 117, 333, 481, 1443, 4329, 4337, 13011, 39033, 56381, 160469, 169143, 481407, 507429, 1444221, 2086097, 6258291, 18774873]

約数ペア:

[(1, 18774873), (3, 6258291), (9, 2086097), (13, 1444221), (37, 507429), (39, 481407), (111, 169143), (117, 160469), (333, 56381), (481, 39033), (1443, 13011), (4329, 4337)]