20343775319

素因数分解:

$7^1\times {\mathrm{641}}^1\times {\mathrm{1621}}^1\times {\mathrm{2797}}^1$

素因数の和:5066

約数の個数: 16

約数和(自身を含む): 23308996416

約数和(自身を除く): 2965221097

約数列:

[1, 7, 641, 1621, 2797, 4487, 11347, 19579, 1039061, 1792877, 4533937, 7273427, 12550139, 31737559, 2906253617, 20343775319]

約数ペア:

[(1, 20343775319), (7, 2906253617), (641, 31737559), (1621, 12550139), (2797, 7273427), (4487, 4533937), (11347, 1792877), (19579, 1039061)]