18760053

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{263}}^1$

素因数の和:369

約数の個数: 32

約数和(自身を含む): 28385280

約数和(自身を除く): 9625227

約数列:

[1, 3, 13, 31, 39, 59, 93, 177, 263, 403, 767, 789, 1209, 1829, 2301, 3419, 5487, 8153, 10257, 15517, 23777, 24459, 46551, 71331, 105989, 201721, 317967, 481027, 605163, 1443081, 6253351, 18760053]

約数ペア:

[(1, 18760053), (3, 6253351), (13, 1443081), (31, 605163), (39, 481027), (59, 317967), (93, 201721), (177, 105989), (263, 71331), (403, 46551), (767, 24459), (789, 23777), (1209, 15517), (1829, 10257), (2301, 8153), (3419, 5487)]