19018872

素因数分解:

$2^3\times 3^2\times {\mathrm{31}}^1\times {\mathrm{8521}}^1$

素因数の和:8564

約数の個数: 48

約数和(自身を含む): 53177280

約数和(自身を除く): 34158408

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 31, 36, 62, 72, 93, 124, 186, 248, 279, 372, 558, 744, 1116, 2232, 8521, 17042, 25563, 34084, 51126, 68168, 76689, 102252, 153378, 204504, 264151, 306756, 528302, 613512, 792453, 1056604, 1584906, 2113208, 2377359, 3169812, 4754718, 6339624, 9509436, 19018872]

約数ペア:

[(1, 19018872), (2, 9509436), (3, 6339624), (4, 4754718), (6, 3169812), (8, 2377359), (9, 2113208), (12, 1584906), (18, 1056604), (24, 792453), (31, 613512), (36, 528302), (62, 306756), (72, 264151), (93, 204504), (124, 153378), (186, 102252), (248, 76689), (279, 68168), (372, 51126), (558, 34084), (744, 25563), (1116, 17042), (2232, 8521)]