22387415

素因数分解:

$5^1\times {\mathrm{19}}^2\times {\mathrm{79}}^1\times {\mathrm{157}}^1$

素因数の和:279

約数の個数: 24

約数和(自身を含む): 28895040

約数和(自身を除く): 6507625

約数列:

[1, 5, 19, 79, 95, 157, 361, 395, 785, 1501, 1805, 2983, 7505, 12403, 14915, 28519, 56677, 62015, 142595, 235657, 283385, 1178285, 4477483, 22387415]

約数ペア:

[(1, 22387415), (5, 4477483), (19, 1178285), (79, 283385), (95, 235657), (157, 142595), (361, 62015), (395, 56677), (785, 28519), (1501, 14915), (1805, 12403), (2983, 7505)]