20805120003

素因数分解:

$3^1\times {\mathrm{1901}}^1\times {\mathrm{3648101}}^1$

素因数の和:3650005

約数の個数: 8

約数和(自身を含む): 27754760016

約数和(自身を除く): 6949640013

約数列:

[1, 3, 1901, 5703, 3648101, 10944303, 6935040001, 20805120003]

約数ペア:

[(1, 20805120003), (3, 6935040001), (1901, 10944303), (5703, 3648101)]