20339534

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{251}}^1\times {\mathrm{1307}}^1$

素因数の和:1591

約数の個数: 16

約数和(自身を含む): 31643136

約数和(自身を除く): 11303602

約数列:

[1, 2, 31, 62, 251, 502, 1307, 2614, 7781, 15562, 40517, 81034, 328057, 656114, 10169767, 20339534]

約数ペア:

[(1, 20339534), (2, 10169767), (31, 656114), (62, 328057), (251, 81034), (502, 40517), (1307, 15562), (2614, 7781)]