20343859210

素因数分解:

$2^1\times 5^1\times {\mathrm{5101}}^1\times {\mathrm{398821}}^1$

素因数の和:403929

約数の個数: 16

約数和(自身を含む): 36626217192

約数和(自身を除く): 16282357982

約数列:

[1, 2, 5, 10, 5101, 10202, 25505, 51010, 398821, 797642, 1994105, 3988210, 2034385921, 4068771842, 10171929605, 20343859210]

約数ペア:

[(1, 20343859210), (2, 10171929605), (5, 4068771842), (10, 2034385921), (5101, 3988210), (10202, 1994105), (25505, 797642), (51010, 398821)]