20216057823

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{2521}}^1\times {\mathrm{68539}}^1$

素因数の和:71079

約数の個数: 24

約数和(自身を含む): 31460134160

約数和(自身を除く): 11244076337

約数列:

[1, 3, 9, 13, 39, 117, 2521, 7563, 22689, 32773, 68539, 98319, 205617, 294957, 616851, 891007, 2673021, 8019063, 172786819, 518360457, 1555081371, 2246228647, 6738685941, 20216057823]

約数ペア:

[(1, 20216057823), (3, 6738685941), (9, 2246228647), (13, 1555081371), (39, 518360457), (117, 172786819), (2521, 8019063), (7563, 2673021), (22689, 891007), (32773, 616851), (68539, 294957), (98319, 205617)]