20199668447

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{347}}^1\times {\mathrm{489179}}^1$

素因数の和:489550

約数の個数: 16

約数和(自身を含む): 24513788160

約数和(自身を除く): 4314119713

約数列:

[1, 7, 17, 119, 347, 2429, 5899, 41293, 489179, 3424253, 8316043, 58212301, 169745113, 1188215791, 2885666921, 20199668447]

約数ペア:

[(1, 20199668447), (7, 2885666921), (17, 1188215791), (119, 169745113), (347, 58212301), (2429, 8316043), (5899, 3424253), (41293, 489179)]