20663773

素因数分解:

${\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{269}}^1\times {\mathrm{311}}^1$

素因数の和:612

約数の個数: 16

約数和(自身を含む): 23587200

約数和(自身を除く): 2923427

約数列:

[1, 13, 19, 247, 269, 311, 3497, 4043, 5111, 5909, 66443, 76817, 83659, 1087567, 1589521, 20663773]

約数ペア:

[(1, 20663773), (13, 1589521), (19, 1087567), (247, 83659), (269, 76817), (311, 66443), (3497, 5909), (4043, 5111)]