890347964

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{493541}}^1$

素因数の和:493597

約数の個数: 24

約数和(自身を含む): 1741216176

約数和(自身を除く): 850868212

約数列:

[1, 2, 4, 11, 22, 41, 44, 82, 164, 451, 902, 1804, 493541, 987082, 1974164, 5428951, 10857902, 20235181, 21715804, 40470362, 80940724, 222586991, 445173982, 890347964]

約数ペア:

[(1, 890347964), (2, 445173982), (4, 222586991), (11, 80940724), (22, 40470362), (41, 21715804), (44, 20235181), (82, 10857902), (164, 5428951), (451, 1974164), (902, 987082), (1804, 493541)]