20269197

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{19249}}^1$

素因数の和:19274

約数の個数: 20

約数和(自身を含む): 32609500

約数和(自身を除く): 12340303

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 351, 1053, 19249, 57747, 173241, 250237, 519723, 750711, 1559169, 2252133, 6756399, 20269197]

約数ペア:

[(1, 20269197), (3, 6756399), (9, 2252133), (13, 1559169), (27, 750711), (39, 519723), (81, 250237), (117, 173241), (351, 57747), (1053, 19249)]