20177801421

素因数分解:

$3^1\times {\mathrm{139}}^1\times {\mathrm{4909}}^1\times {\mathrm{9857}}^1$

素因数の和:14908

約数の個数: 16

約数和(自身を含む): 27105556800

約数和(自身を除く): 6927755379

約数列:

[1, 3, 139, 417, 4909, 9857, 14727, 29571, 682351, 1370123, 2047053, 4110369, 48388013, 145164039, 6725933807, 20177801421]

約数ペア:

[(1, 20177801421), (3, 6725933807), (139, 145164039), (417, 48388013), (4909, 4110369), (9857, 2047053), (14727, 1370123), (29571, 682351)]