20600853

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{1279}}^1$

素因数の和:1361

約数の個数: 32

約数和(自身を含む): 34406400

約数和(自身を除く): 13805547

約数列:

[1, 3, 7, 13, 21, 39, 59, 91, 177, 273, 413, 767, 1239, 1279, 2301, 3837, 5369, 8953, 16107, 16627, 26859, 49881, 75461, 116389, 226383, 349167, 528227, 980993, 1584681, 2942979, 6866951, 20600853]

約数ペア:

[(1, 20600853), (3, 6866951), (7, 2942979), (13, 1584681), (21, 980993), (39, 528227), (59, 349167), (91, 226383), (177, 116389), (273, 75461), (413, 49881), (767, 26859), (1239, 16627), (1279, 16107), (2301, 8953), (3837, 5369)]