20878266

素因数分解:

$2^1\times 3^1\times {\mathrm{41}}^1\times {\mathrm{84871}}^1$

素因数の和:84917

約数の個数: 16

約数和(自身を含む): 42775488

約数和(自身を除く): 21897222

約数列:

[1, 2, 3, 6, 41, 82, 123, 246, 84871, 169742, 254613, 509226, 3479711, 6959422, 10439133, 20878266]

約数ペア:

[(1, 20878266), (2, 10439133), (3, 6959422), (6, 3479711), (41, 509226), (82, 254613), (123, 169742), (246, 84871)]