20538862

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{521}}^1\times {\mathrm{857}}^1$

素因数の和:1403

約数の個数: 16

約数和(自身を含む): 32247072

約数和(自身を除く): 11708210

約数列:

[1, 2, 23, 46, 521, 857, 1042, 1714, 11983, 19711, 23966, 39422, 446497, 892994, 10269431, 20538862]

約数ペア:

[(1, 20538862), (2, 10269431), (23, 892994), (46, 446497), (521, 39422), (857, 23966), (1042, 19711), (1714, 11983)]