38941645

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{19919}}^1$

素因数の和:19964

約数の個数: 16

約数和(自身を含む): 51632640

約数和(自身を除く): 12690995

約数列:

[1, 5, 17, 23, 85, 115, 391, 1955, 19919, 99595, 338623, 458137, 1693115, 2290685, 7788329, 38941645]

約数ペア:

[(1, 38941645), (5, 7788329), (17, 2290685), (23, 1693115), (85, 458137), (115, 338623), (391, 99595), (1955, 19919)]