19163590

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^2\times {\mathrm{19}}^1\times {\mathrm{349}}^1$

素因数の和:409

約数の個数: 48

約数和(自身を含む): 38682000

約数和(自身を除く): 19518410

約数列:

[1, 2, 5, 10, 17, 19, 34, 38, 85, 95, 170, 190, 289, 323, 349, 578, 646, 698, 1445, 1615, 1745, 2890, 3230, 3490, 5491, 5933, 6631, 10982, 11866, 13262, 27455, 29665, 33155, 54910, 59330, 66310, 100861, 112727, 201722, 225454, 504305, 563635, 1008610, 1127270, 1916359, 3832718, 9581795, 19163590]

約数ペア:

[(1, 19163590), (2, 9581795), (5, 3832718), (10, 1916359), (17, 1127270), (19, 1008610), (34, 563635), (38, 504305), (85, 225454), (95, 201722), (170, 112727), (190, 100861), (289, 66310), (323, 59330), (349, 54910), (578, 33155), (646, 29665), (698, 27455), (1445, 13262), (1615, 11866), (1745, 10982), (2890, 6631), (3230, 5933), (3490, 5491)]