19621977

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{101}}^1\times {\mathrm{2089}}^1$

素因数の和:2224

約数の個数: 16

約数和(自身を含む): 27287040

約数和(自身を除く): 7665063

約数列:

[1, 3, 31, 93, 101, 303, 2089, 3131, 6267, 9393, 64759, 194277, 210989, 632967, 6540659, 19621977]

約数ペア:

[(1, 19621977), (3, 6540659), (31, 632967), (93, 210989), (101, 194277), (303, 64759), (2089, 9393), (3131, 6267)]