19520223

素因数分解:

$3^1\times {\mathrm{41}}^1\times {\mathrm{151}}^1\times {\mathrm{1051}}^1$

素因数の和:1246

約数の個数: 16

約数和(自身を含む): 26863872

約数和(自身を除く): 7343649

約数列:

[1, 3, 41, 123, 151, 453, 1051, 3153, 6191, 18573, 43091, 129273, 158701, 476103, 6506741, 19520223]

約数ペア:

[(1, 19520223), (3, 6506741), (41, 476103), (123, 158701), (151, 129273), (453, 43091), (1051, 18573), (3153, 6191)]