20717003

素因数分解:

${\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{67}}^1\times {\mathrm{137}}^1$

素因数の和:302

約数の個数: 16

約数和(自身を含む): 22108704

約数和(自身を除く): 1391701

約数列:

[1, 37, 61, 67, 137, 2257, 2479, 4087, 5069, 8357, 9179, 151219, 309209, 339623, 559919, 20717003]

約数ペア:

[(1, 20717003), (37, 559919), (61, 339623), (67, 309209), (137, 151219), (2257, 9179), (2479, 8357), (4087, 5069)]