20147560465

素因数分解:

$5^1\times {\mathrm{193}}^1\times {\mathrm{293}}^1\times {\mathrm{71257}}^1$

素因数の和:71748

約数の個数: 16

約数和(自身を含む): 24385627728

約数和(自身を除く): 4238067263

約数列:

[1, 5, 193, 293, 965, 1465, 56549, 71257, 282745, 356285, 13752601, 20878301, 68763005, 104391505, 4029512093, 20147560465]

約数ペア:

[(1, 20147560465), (5, 4029512093), (193, 104391505), (293, 68763005), (965, 20878301), (1465, 13752601), (56549, 356285), (71257, 282745)]