20818103682

素因数分解:

$2^1\times 3^1\times {\mathrm{131}}^1\times {\mathrm{26486137}}^1$

素因数の和:26486273

約数の個数: 16

約数和(自身を含む): 41954042592

約数和(自身を除く): 21135938910

約数列:

[1, 2, 3, 6, 131, 262, 393, 786, 26486137, 52972274, 79458411, 158916822, 3469683947, 6939367894, 10409051841, 20818103682]

約数ペア:

[(1, 20818103682), (2, 10409051841), (3, 6939367894), (6, 3469683947), (131, 158916822), (262, 79458411), (393, 52972274), (786, 26486137)]