19993963

素因数分解:

${\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{233}}^1\times {\mathrm{269}}^1$

素因数の和:542

約数の個数: 16

約数和(自身を含む): 22744800

約数和(自身を除く): 2750837

約数列:

[1, 11, 29, 233, 269, 319, 2563, 2959, 6757, 7801, 62677, 74327, 85811, 689447, 1817633, 19993963]

約数ペア:

[(1, 19993963), (11, 1817633), (29, 689447), (233, 85811), (269, 74327), (319, 62677), (2563, 7801), (2959, 6757)]