20279127

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{4421}}^1$

素因数の和:4574

約数の個数: 16

約数和(自身を含む): 29715840

約数和(自身を除く): 9436713

約数列:

[1, 3, 11, 33, 139, 417, 1529, 4421, 4587, 13263, 48631, 145893, 614519, 1843557, 6759709, 20279127]

約数ペア:

[(1, 20279127), (3, 6759709), (11, 1843557), (33, 614519), (139, 145893), (417, 48631), (1529, 13263), (4421, 4587)]