13503820

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{61381}}^1$

素因数の和:61401

約数の個数: 24

約数和(自身を含む): 30936528

約数和(自身を除く): 17432708

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 61381, 122762, 245524, 306905, 613810, 675191, 1227620, 1350382, 2700764, 3375955, 6751910, 13503820]

約数ペア:

[(1, 13503820), (2, 6751910), (4, 3375955), (5, 2700764), (10, 1350382), (11, 1227620), (20, 675191), (22, 613810), (44, 306905), (55, 245524), (110, 122762), (220, 61381)]