67420624

素因数分解:

$2^4\times {\mathrm{421}}^1\times {\mathrm{10009}}^1$

素因数の和:10438

約数の個数: 20

約数和(自身を含む): 130950820

約数和(自身を除く): 63530196

約数列:

[1, 2, 4, 8, 16, 421, 842, 1684, 3368, 6736, 10009, 20018, 40036, 80072, 160144, 4213789, 8427578, 16855156, 33710312, 67420624]

約数ペア:

[(1, 67420624), (2, 33710312), (4, 16855156), (8, 8427578), (16, 4213789), (421, 160144), (842, 80072), (1684, 40036), (3368, 20018), (6736, 10009)]