19484866

素因数分解:

$2^1\times {\mathrm{37}}^1\times {\mathrm{179}}^1\times {\mathrm{1471}}^1$

素因数の和:1689

約数の個数: 16

約数和(自身を含む): 30205440

約数和(自身を除く): 10720574

約数列:

[1, 2, 37, 74, 179, 358, 1471, 2942, 6623, 13246, 54427, 108854, 263309, 526618, 9742433, 19484866]

約数ペア:

[(1, 19484866), (2, 9742433), (37, 526618), (74, 263309), (179, 108854), (358, 54427), (1471, 13246), (2942, 6623)]