19946703

素因数分解:

$3^1\times 7^1\times {\mathrm{191}}^1\times {\mathrm{4973}}^1$

素因数の和:5174

約数の個数: 16

約数和(自身を含む): 30560256

約数和(自身を除く): 10613553

約数列:

[1, 3, 7, 21, 191, 573, 1337, 4011, 4973, 14919, 34811, 104433, 949843, 2849529, 6648901, 19946703]

約数ペア:

[(1, 19946703), (3, 6648901), (7, 2849529), (21, 949843), (191, 104433), (573, 34811), (1337, 14919), (4011, 4973)]