20191413

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{653}}^1\times {\mathrm{937}}^1$

素因数の和:1604

約数の個数: 16

約数和(自身を含む): 29445696

約数和(自身を除く): 9254283

約数列:

[1, 3, 11, 33, 653, 937, 1959, 2811, 7183, 10307, 21549, 30921, 611861, 1835583, 6730471, 20191413]

約数ペア:

[(1, 20191413), (3, 6730471), (11, 1835583), (33, 611861), (653, 30921), (937, 21549), (1959, 10307), (2811, 7183)]