19497963

素因数分解:

$3^1\times {\mathrm{17}}^2\times {\mathrm{43}}^1\times {\mathrm{523}}^1$

素因数の和:603

約数の個数: 24

約数和(自身を含む): 28312768

約数和(自身を除く): 8814805

約数列:

[1, 3, 17, 43, 51, 129, 289, 523, 731, 867, 1569, 2193, 8891, 12427, 22489, 26673, 37281, 67467, 151147, 382313, 453441, 1146939, 6499321, 19497963]

約数ペア:

[(1, 19497963), (3, 6499321), (17, 1146939), (43, 453441), (51, 382313), (129, 151147), (289, 67467), (523, 37281), (731, 26673), (867, 22489), (1569, 12427), (2193, 8891)]