19860113

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{5323}}^1$

素因数の和:5384

約数の個数: 16

約数和(自身を含む): 25044096

約数和(自身を除く): 5183983

約数列:

[1, 7, 13, 41, 91, 287, 533, 3731, 5323, 37261, 69199, 218243, 484393, 1527701, 2837159, 19860113]

約数ペア:

[(1, 19860113), (7, 2837159), (13, 1527701), (41, 484393), (91, 218243), (287, 69199), (533, 37261), (3731, 5323)]