19303739

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^2\times {\mathrm{401}}^1$

素因数の和:467

約数の個数: 24

約数和(自身を含む): 24898272

約数和(自身を除く): 5594533

約数列:

[1, 7, 13, 23, 91, 161, 299, 401, 529, 2093, 2807, 3703, 5213, 6877, 9223, 36491, 48139, 64561, 119899, 212129, 839293, 1484903, 2757677, 19303739]

約数ペア:

[(1, 19303739), (7, 2757677), (13, 1484903), (23, 839293), (91, 212129), (161, 119899), (299, 64561), (401, 48139), (529, 36491), (2093, 9223), (2807, 6877), (3703, 5213)]