20343721139

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{191}}^1\times {\mathrm{490837}}^1$

素因数の和:491066

約数の個数: 16

約数和(自身を含む): 24125669376

約数和(自身を除く): 3781948237

約数列:

[1, 7, 31, 191, 217, 1337, 5921, 41447, 490837, 3435859, 15215947, 93749867, 106511629, 656249069, 2906245877, 20343721139]

約数ペア:

[(1, 20343721139), (7, 2906245877), (31, 656249069), (191, 106511629), (217, 93749867), (1337, 15215947), (5921, 3435859), (41447, 490837)]