20939446

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{30703}}^1$

素因数の和:30747

約数の個数: 16

約数和(自身を含む): 35371008

約数和(自身を除く): 14431562

約数列:

[1, 2, 11, 22, 31, 62, 341, 682, 30703, 61406, 337733, 675466, 951793, 1903586, 10469723, 20939446]

約数ペア:

[(1, 20939446), (2, 10469723), (11, 1903586), (22, 951793), (31, 675466), (62, 337733), (341, 61406), (682, 30703)]