19710273

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{127}}^1\times {\mathrm{4703}}^1$

素因数の和:4844

約数の個数: 16

約数和(自身を含む): 28901376

約数和(自身を除く): 9191103

約数列:

[1, 3, 11, 33, 127, 381, 1397, 4191, 4703, 14109, 51733, 155199, 597281, 1791843, 6570091, 19710273]

約数ペア:

[(1, 19710273), (3, 6570091), (11, 1791843), (33, 597281), (127, 155199), (381, 51733), (1397, 14109), (4191, 4703)]