20157436

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{13367}}^1$

素因数の和:13413

約数の個数: 24

約数和(自身を含む): 39301920

約数和(自身を除く): 19144484

約数列:

[1, 2, 4, 13, 26, 29, 52, 58, 116, 377, 754, 1508, 13367, 26734, 53468, 173771, 347542, 387643, 695084, 775286, 1550572, 5039359, 10078718, 20157436]

約数ペア:

[(1, 20157436), (2, 10078718), (4, 5039359), (13, 1550572), (26, 775286), (29, 695084), (52, 387643), (58, 347542), (116, 173771), (377, 53468), (754, 26734), (1508, 13367)]