20365324

素因数分解:

$2^2\times 7^1\times {\mathrm{137}}^1\times {\mathrm{5309}}^1$

素因数の和:5457

約数の個数: 24

約数和(自身を含む): 41035680

約数和(自身を除く): 20670356

約数列:

[1, 2, 4, 7, 14, 28, 137, 274, 548, 959, 1918, 3836, 5309, 10618, 21236, 37163, 74326, 148652, 727333, 1454666, 2909332, 5091331, 10182662, 20365324]

約数ペア:

[(1, 20365324), (2, 10182662), (4, 5091331), (7, 2909332), (14, 1454666), (28, 727333), (137, 148652), (274, 74326), (548, 37163), (959, 21236), (1918, 10618), (3836, 5309)]