19185969080

素因数分解:

$2^3\times 5^1\times {\mathrm{11171}}^1\times {\mathrm{42937}}^1$

素因数の和:54119

約数の個数: 32

約数和(自身を含む): 43173300240

約数和(自身を除く): 23987331160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 11171, 22342, 42937, 44684, 55855, 85874, 89368, 111710, 171748, 214685, 223420, 343496, 429370, 446840, 858740, 1717480, 479649227, 959298454, 1918596908, 2398246135, 3837193816, 4796492270, 9592984540, 19185969080]

約数ペア:

[(1, 19185969080), (2, 9592984540), (4, 4796492270), (5, 3837193816), (8, 2398246135), (10, 1918596908), (20, 959298454), (40, 479649227), (11171, 1717480), (22342, 858740), (42937, 446840), (44684, 429370), (55855, 343496), (85874, 223420), (89368, 214685), (111710, 171748)]