20218191818

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{19553377}}^1$

素因数の和:19553437

約数の個数: 16

約数和(自身を含む): 33788237184

約数和(自身を除く): 13570045366

約数列:

[1, 2, 11, 22, 47, 94, 517, 1034, 19553377, 39106754, 215087147, 430174294, 919008719, 1838017438, 10109095909, 20218191818]

約数ペア:

[(1, 20218191818), (2, 10109095909), (11, 1838017438), (22, 919008719), (47, 430174294), (94, 215087147), (517, 39106754), (1034, 19553377)]