20101101

素因数分解:

$3^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{3853}}^1$

素因数の和:3940

約数の個数: 16

約数和(自身を含む): 28118784

約数和(自身を除く): 8017683

約数列:

[1, 3, 37, 47, 111, 141, 1739, 3853, 5217, 11559, 142561, 181091, 427683, 543273, 6700367, 20101101]

約数ペア:

[(1, 20101101), (3, 6700367), (37, 543273), (47, 427683), (111, 181091), (141, 142561), (1739, 11559), (3853, 5217)]