20219018674

素因数分解:

$2^1\times {\mathrm{131}}^1\times {\mathrm{139}}^1\times {\mathrm{263}}^1\times {\mathrm{2111}}^1$

素因数の和:2646

約数の個数: 32

約数和(自身を含む): 30911569920

約数和(自身を除く): 10692551246

約数列:

[1, 2, 131, 139, 262, 263, 278, 526, 2111, 4222, 18209, 34453, 36418, 36557, 68906, 73114, 276541, 293429, 553082, 555193, 586858, 1110386, 4788967, 9577934, 38439199, 72730283, 76878398, 77171827, 145460566, 154343654, 10109509337, 20219018674]

約数ペア:

[(1, 20219018674), (2, 10109509337), (131, 154343654), (139, 145460566), (262, 77171827), (263, 76878398), (278, 72730283), (526, 38439199), (2111, 9577934), (4222, 4788967), (18209, 1110386), (34453, 586858), (36418, 555193), (36557, 553082), (68906, 293429), (73114, 276541)]