20453223

素因数分解:

$3^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{7669}}^1$

素因数の和:7806

約数の個数: 16

約数和(自身を含む): 31416320

約数和(自身を除く): 10963097

約数列:

[1, 3, 7, 21, 127, 381, 889, 2667, 7669, 23007, 53683, 161049, 973963, 2921889, 6817741, 20453223]

約数ペア:

[(1, 20453223), (3, 6817741), (7, 2921889), (21, 973963), (127, 161049), (381, 53683), (889, 23007), (2667, 7669)]