15690704

素因数分解:

$2^4\times {\mathrm{389}}^1\times {\mathrm{2521}}^1$

素因数の和:2918

約数の個数: 20

約数和(自身を含む): 30490980

約数和(自身を除く): 14800276

約数列:

[1, 2, 4, 8, 16, 389, 778, 1556, 2521, 3112, 5042, 6224, 10084, 20168, 40336, 980669, 1961338, 3922676, 7845352, 15690704]

約数ペア:

[(1, 15690704), (2, 7845352), (4, 3922676), (8, 1961338), (16, 980669), (389, 40336), (778, 20168), (1556, 10084), (2521, 6224), (3112, 5042)]