20659312

素因数分解:

$2^4\times {\mathrm{421}}^1\times {\mathrm{3067}}^1$

素因数の和:3496

約数の個数: 20

約数和(自身を含む): 40135576

約数和(自身を除く): 19476264

約数列:

[1, 2, 4, 8, 16, 421, 842, 1684, 3067, 3368, 6134, 6736, 12268, 24536, 49072, 1291207, 2582414, 5164828, 10329656, 20659312]

約数ペア:

[(1, 20659312), (2, 10329656), (4, 5164828), (8, 2582414), (16, 1291207), (421, 49072), (842, 24536), (1684, 12268), (3067, 6736), (3368, 6134)]