20716335

素因数分解:

$3^2\times 5^1\times {\mathrm{613}}^1\times {\mathrm{751}}^1$

素因数の和:1375

約数の個数: 24

約数和(自身を含む): 36014784

約数和(自身を除く): 15298449

約数列:

[1, 3, 5, 9, 15, 45, 613, 751, 1839, 2253, 3065, 3755, 5517, 6759, 9195, 11265, 27585, 33795, 460363, 1381089, 2301815, 4143267, 6905445, 20716335]

約数ペア:

[(1, 20716335), (3, 6905445), (5, 4143267), (9, 2301815), (15, 1381089), (45, 460363), (613, 33795), (751, 27585), (1839, 11265), (2253, 9195), (3065, 6759), (3755, 5517)]