19280578

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{10223}}^1$

素因数の和:10289

約数の個数: 16

約数和(自身を含む): 30917376

約数和(自身を除く): 11636798

約数列:

[1, 2, 23, 41, 46, 82, 943, 1886, 10223, 20446, 235129, 419143, 470258, 838286, 9640289, 19280578]

約数ペア:

[(1, 19280578), (2, 9640289), (23, 838286), (41, 470258), (46, 419143), (82, 235129), (943, 20446), (1886, 10223)]