18796479

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{7901}}^1$

素因数の和:7978

約数の個数: 16

約数和(自身を含む): 27435744

約数和(自身を除く): 8639265

約数列:

[1, 3, 13, 39, 61, 183, 793, 2379, 7901, 23703, 102713, 308139, 481961, 1445883, 6265493, 18796479]

約数ペア:

[(1, 18796479), (3, 6265493), (13, 1445883), (39, 481961), (61, 308139), (183, 102713), (793, 23703), (2379, 7901)]