19118013

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{41}}^2\times {\mathrm{223}}^1$

素因数の和:325

約数の個数: 24

約数和(自身を含む): 27788544

約数和(自身を除く): 8670531

約数列:

[1, 3, 17, 41, 51, 123, 223, 669, 697, 1681, 2091, 3791, 5043, 9143, 11373, 27429, 28577, 85731, 155431, 374863, 466293, 1124589, 6372671, 19118013]

約数ペア:

[(1, 19118013), (3, 6372671), (17, 1124589), (41, 466293), (51, 374863), (123, 155431), (223, 85731), (669, 28577), (697, 27429), (1681, 11373), (2091, 9143), (3791, 5043)]