19078407

素因数分解:

$3^2\times {\mathrm{41}}^1\times {\mathrm{149}}^1\times {\mathrm{347}}^1$

素因数の和:543

約数の個数: 24

約数和(自身を含む): 28501200

約数和(自身を除く): 9422793

約数列:

[1, 3, 9, 41, 123, 149, 347, 369, 447, 1041, 1341, 3123, 6109, 14227, 18327, 42681, 51703, 54981, 128043, 155109, 465327, 2119823, 6359469, 19078407]

約数ペア:

[(1, 19078407), (3, 6359469), (9, 2119823), (41, 465327), (123, 155109), (149, 128043), (347, 54981), (369, 51703), (447, 42681), (1041, 18327), (1341, 14227), (3123, 6109)]