20178655130

素因数分解:

$2^1\times 5^1\times {\mathrm{977}}^1\times {\mathrm{2065369}}^1$

素因数の和:2066353

約数の個数: 16

約数和(自身を含む): 36358773480

約数和(自身を除く): 16180118350

約数列:

[1, 2, 5, 10, 977, 1954, 4885, 9770, 2065369, 4130738, 10326845, 20653690, 2017865513, 4035731026, 10089327565, 20178655130]

約数ペア:

[(1, 20178655130), (2, 10089327565), (5, 4035731026), (10, 2017865513), (977, 20653690), (1954, 10326845), (4885, 4130738), (9770, 2065369)]