20090954

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{449}}^1\times {\mathrm{1721}}^1$

素因数の和:2185

約数の個数: 16

約数和(自身を含む): 32545800

約数和(自身を除く): 12454846

約数列:

[1, 2, 13, 26, 449, 898, 1721, 3442, 5837, 11674, 22373, 44746, 772729, 1545458, 10045477, 20090954]

約数ペア:

[(1, 20090954), (2, 10045477), (13, 1545458), (26, 772729), (449, 44746), (898, 22373), (1721, 11674), (3442, 5837)]