20111273

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{3623}}^1$

素因数の和:3704

約数の個数: 16

約数和(自身を含む): 25165056

約数和(自身を除く): 5053783

約数列:

[1, 7, 13, 61, 91, 427, 793, 3623, 5551, 25361, 47099, 221003, 329693, 1547021, 2873039, 20111273]

約数ペア:

[(1, 20111273), (7, 2873039), (13, 1547021), (61, 329693), (91, 221003), (427, 47099), (793, 25361), (3623, 5551)]