20823678

素因数分解:

$2^1\times 3^2\times {\mathrm{719}}^1\times {\mathrm{1609}}^1$

素因数の和:2336

約数の個数: 24

約数和(自身を含む): 45208800

約数和(自身を除く): 24385122

約数列:

[1, 2, 3, 6, 9, 18, 719, 1438, 1609, 2157, 3218, 4314, 4827, 6471, 9654, 12942, 14481, 28962, 1156871, 2313742, 3470613, 6941226, 10411839, 20823678]

約数ペア:

[(1, 20823678), (2, 10411839), (3, 6941226), (6, 3470613), (9, 2313742), (18, 1156871), (719, 28962), (1438, 14481), (1609, 12942), (2157, 9654), (3218, 6471), (4314, 4827)]