20121479185

素因数分解:

$5^1\times {\mathrm{41}}^1\times {\mathrm{19801}}^1\times {\mathrm{4957}}^1$

素因数の和:24804

約数の個数: 16

約数和(自身を含む): 24740935632

約数和(自身を除く): 4619456447

約数列:

[1, 5, 41, 205, 4957, 19801, 24785, 99005, 203237, 811841, 1016185, 4059205, 98153557, 490767785, 4024295837, 20121479185]

約数ペア:

[(1, 20121479185), (5, 4024295837), (41, 490767785), (205, 98153557), (4957, 4059205), (19801, 1016185), (24785, 811841), (99005, 203237)]