20616939

素因数分解:

$3^2\times 7^1\times {\mathrm{89}}^1\times {\mathrm{3677}}^1$

素因数の和:3779

約数の個数: 24

約数和(自身を含む): 34426080

約数和(自身を除く): 13809141

約数列:

[1, 3, 7, 9, 21, 63, 89, 267, 623, 801, 1869, 3677, 5607, 11031, 25739, 33093, 77217, 231651, 327253, 981759, 2290771, 2945277, 6872313, 20616939]

約数ペア:

[(1, 20616939), (3, 6872313), (7, 2945277), (9, 2290771), (21, 981759), (63, 327253), (89, 231651), (267, 77217), (623, 33093), (801, 25739), (1869, 11031), (3677, 5607)]