19657045

素因数分解:

$5^1\times {\mathrm{47}}^1\times {\mathrm{233}}^1\times {\mathrm{359}}^1$

素因数の和:644

約数の個数: 16

約数和(自身を含む): 24261120

約数和(自身を除く): 4604075

約数列:

[1, 5, 47, 233, 235, 359, 1165, 1795, 10951, 16873, 54755, 83647, 84365, 418235, 3931409, 19657045]

約数ペア:

[(1, 19657045), (5, 3931409), (47, 418235), (233, 84365), (235, 83647), (359, 54755), (1165, 16873), (1795, 10951)]