20002641856

素因数分解:

$2^6\times {\mathrm{19}}^1\times {\mathrm{16449541}}^1$

素因数の和:16449572

約数の個数: 28

約数和(自身を含む): 41781836680

約数和(自身を除く): 21779194824

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 152, 304, 608, 1216, 16449541, 32899082, 65798164, 131596328, 263192656, 312541279, 526385312, 625082558, 1052770624, 1250165116, 2500330232, 5000660464, 10001320928, 20002641856]

約数ペア:

[(1, 20002641856), (2, 10001320928), (4, 5000660464), (8, 2500330232), (16, 1250165116), (19, 1052770624), (32, 625082558), (38, 526385312), (64, 312541279), (76, 263192656), (152, 131596328), (304, 65798164), (608, 32899082), (1216, 16449541)]