20488806

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{87559}}^1$

素因数の和:87580

約数の個数: 24

約数和(自身を含む): 47807760

約数和(自身を除く): 27318954

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 234, 87559, 175118, 262677, 525354, 788031, 1138267, 1576062, 2276534, 3414801, 6829602, 10244403, 20488806]

約数ペア:

[(1, 20488806), (2, 10244403), (3, 6829602), (6, 3414801), (9, 2276534), (13, 1576062), (18, 1138267), (26, 788031), (39, 525354), (78, 262677), (117, 175118), (234, 87559)]