20017036

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{29611}}^1$

素因数の和:29641

約数の個数: 18

約数和(自身を含む): 37932972

約数和(自身を除く): 17915936

約数列:

[1, 2, 4, 13, 26, 52, 169, 338, 676, 29611, 59222, 118444, 384943, 769886, 1539772, 5004259, 10008518, 20017036]

約数ペア:

[(1, 20017036), (2, 10008518), (4, 5004259), (13, 1539772), (26, 769886), (52, 384943), (169, 118444), (338, 59222), (676, 29611)]