19770066

素因数分解:

$2^1\times 3^2\times {\mathrm{79}}^1\times {\mathrm{13903}}^1$

素因数の和:13990

約数の個数: 24

約数和(自身を含む): 43380480

約数和(自身を除く): 23610414

約数列:

[1, 2, 3, 6, 9, 18, 79, 158, 237, 474, 711, 1422, 13903, 27806, 41709, 83418, 125127, 250254, 1098337, 2196674, 3295011, 6590022, 9885033, 19770066]

約数ペア:

[(1, 19770066), (2, 9885033), (3, 6590022), (6, 3295011), (9, 2196674), (18, 1098337), (79, 250254), (158, 125127), (237, 83418), (474, 41709), (711, 27806), (1422, 13903)]