19790446

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{10427}}^1$

素因数の和:10515

約数の個数: 16

約数和(自身を含む): 32410224

約数和(自身を除く): 12619778

約数列:

[1, 2, 13, 26, 73, 146, 949, 1898, 10427, 20854, 135551, 271102, 761171, 1522342, 9895223, 19790446]

約数ペア:

[(1, 19790446), (2, 9895223), (13, 1522342), (26, 761171), (73, 271102), (146, 135551), (949, 20854), (1898, 10427)]