20078463

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{317}}^1\times {\mathrm{491}}^1$

素因数の和:854

約数の個数: 16

約数和(自身を含む): 27536256

約数和(自身を除く): 7457793

約数列:

[1, 3, 43, 129, 317, 491, 951, 1473, 13631, 21113, 40893, 63339, 155647, 466941, 6692821, 20078463]

約数ペア:

[(1, 20078463), (3, 6692821), (43, 466941), (129, 155647), (317, 63339), (491, 40893), (951, 21113), (1473, 13631)]