19421655

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{3797}}^1$

素因数の和:3847

約数の個数: 32

約数和(自身を含む): 35002368

約数和(自身を除く): 15580713

約数列:

[1, 3, 5, 11, 15, 31, 33, 55, 93, 155, 165, 341, 465, 1023, 1705, 3797, 5115, 11391, 18985, 41767, 56955, 117707, 125301, 208835, 353121, 588535, 626505, 1294777, 1765605, 3884331, 6473885, 19421655]

約数ペア:

[(1, 19421655), (3, 6473885), (5, 3884331), (11, 1765605), (15, 1294777), (31, 626505), (33, 588535), (55, 353121), (93, 208835), (155, 125301), (165, 117707), (341, 56955), (465, 41767), (1023, 18985), (1705, 11391), (3797, 5115)]