19427790

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{647593}}^1$

素因数の和:647603

約数の個数: 16

約数和(自身を含む): 46626768

約数和(自身を除く): 27198978

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 647593, 1295186, 1942779, 3237965, 3885558, 6475930, 9713895, 19427790]

約数ペア:

[(1, 19427790), (2, 9713895), (3, 6475930), (5, 3885558), (6, 3237965), (10, 1942779), (15, 1295186), (30, 647593)]