19528605

素因数分解:

$3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{13999}}^1$

素因数の和:14041

約数の個数: 24

約数和(自身を含む): 34944000

約数和(自身を除く): 15415395

約数列:

[1, 3, 5, 9, 15, 31, 45, 93, 155, 279, 465, 1395, 13999, 41997, 69995, 125991, 209985, 433969, 629955, 1301907, 2169845, 3905721, 6509535, 19528605]

約数ペア:

[(1, 19528605), (3, 6509535), (5, 3905721), (9, 2169845), (15, 1301907), (31, 629955), (45, 433969), (93, 209985), (155, 125991), (279, 69995), (465, 41997), (1395, 13999)]