18309915

素因数分解:

$3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{10433}}^1$

素因数の和:10460

約数の個数: 32

約数和(自身を含む): 35058240

約数和(自身を除く): 16748325

約数列:

[1, 3, 5, 9, 13, 15, 27, 39, 45, 65, 117, 135, 195, 351, 585, 1755, 10433, 31299, 52165, 93897, 135629, 156495, 281691, 406887, 469485, 678145, 1220661, 1408455, 2034435, 3661983, 6103305, 18309915]

約数ペア:

[(1, 18309915), (3, 6103305), (5, 3661983), (9, 2034435), (13, 1408455), (15, 1220661), (27, 678145), (39, 469485), (45, 406887), (65, 281691), (117, 156495), (135, 135629), (195, 93897), (351, 52165), (585, 31299), (1755, 10433)]