20199498004

素因数分解:

$2^2\times 7^1\times {\mathrm{38821}}^1\times {\mathrm{18583}}^1$

素因数の和:57415

約数の個数: 24

約数和(自身を含む): 40402210688

約数和(自身を除く): 20202712684

約数列:

[1, 2, 4, 7, 14, 28, 18583, 37166, 38821, 74332, 77642, 130081, 155284, 260162, 271747, 520324, 543494, 1086988, 721410643, 1442821286, 2885642572, 5049874501, 10099749002, 20199498004]

約数ペア:

[(1, 20199498004), (2, 10099749002), (4, 5049874501), (7, 2885642572), (14, 1442821286), (28, 721410643), (18583, 1086988), (37166, 543494), (38821, 520324), (74332, 271747), (77642, 260162), (130081, 155284)]