20001566

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{2131}}^1$

素因数の和:2184

約数の個数: 24

約数和(自身を含む): 34116264

約数和(自身を除く): 14114698

約数列:

[1, 2, 13, 19, 26, 38, 247, 361, 494, 722, 2131, 4262, 4693, 9386, 27703, 40489, 55406, 80978, 526357, 769291, 1052714, 1538582, 10000783, 20001566]

約数ペア:

[(1, 20001566), (2, 10000783), (13, 1538582), (19, 1052714), (26, 769291), (38, 526357), (247, 80978), (361, 55406), (494, 40489), (722, 27703), (2131, 9386), (4262, 4693)]