20403996

素因数分解:

$2^2\times 3^1\times {\mathrm{491}}^1\times {\mathrm{3463}}^1$

素因数の和:3961

約数の個数: 24

約数和(自身を含む): 47720064

約数和(自身を除く): 27316068

約数列:

[1, 2, 3, 4, 6, 12, 491, 982, 1473, 1964, 2946, 3463, 5892, 6926, 10389, 13852, 20778, 41556, 1700333, 3400666, 5100999, 6801332, 10201998, 20403996]

約数ペア:

[(1, 20403996), (2, 10201998), (3, 6801332), (4, 5100999), (6, 3400666), (12, 1700333), (491, 41556), (982, 20778), (1473, 13852), (1964, 10389), (2946, 6926), (3463, 5892)]