19617765

素因数分解:

$3^1\times 5^1\times {\mathrm{97}}^2\times {\mathrm{139}}^1$

素因数の和:341

約数の個数: 24

約数和(自身を含む): 31943520

約数和(自身を除く): 12325755

約数列:

[1, 3, 5, 15, 97, 139, 291, 417, 485, 695, 1455, 2085, 9409, 13483, 28227, 40449, 47045, 67415, 141135, 202245, 1307851, 3923553, 6539255, 19617765]

約数ペア:

[(1, 19617765), (3, 6539255), (5, 3923553), (15, 1307851), (97, 202245), (139, 141135), (291, 67415), (417, 47045), (485, 40449), (695, 28227), (1455, 13483), (2085, 9409)]