20001306

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{11149}}^1$

素因数の和:11190

約数の個数: 32

約数和(自身を含む): 44956800

約数和(自身を除く): 24955494

約数列:

[1, 2, 3, 6, 13, 23, 26, 39, 46, 69, 78, 138, 299, 598, 897, 1794, 11149, 22298, 33447, 66894, 144937, 256427, 289874, 434811, 512854, 769281, 869622, 1538562, 3333551, 6667102, 10000653, 20001306]

約数ペア:

[(1, 20001306), (2, 10000653), (3, 6667102), (6, 3333551), (13, 1538562), (23, 869622), (26, 769281), (39, 512854), (46, 434811), (69, 289874), (78, 256427), (138, 144937), (299, 66894), (598, 33447), (897, 22298), (1794, 11149)]