20028299

素因数分解:

${\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{163}}^1\times {\mathrm{223}}^1$

素因数の和:434

約数の個数: 16

約数和(自身を含む): 22041600

約数和(自身を除く): 2013301

約数列:

[1, 19, 29, 163, 223, 551, 3097, 4237, 4727, 6467, 36349, 89813, 122873, 690631, 1054121, 20028299]

約数ペア:

[(1, 20028299), (19, 1054121), (29, 690631), (163, 122873), (223, 89813), (551, 36349), (3097, 6467), (4237, 4727)]