19818288

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{19661}}^1$

素因数の和:19682

約数の個数: 60

約数和(自身を含む): 63390288

約数和(自身を除く): 43572000

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 36, 42, 48, 56, 63, 72, 84, 112, 126, 144, 168, 252, 336, 504, 1008, 19661, 39322, 58983, 78644, 117966, 137627, 157288, 176949, 235932, 275254, 314576, 353898, 412881, 471864, 550508, 707796, 825762, 943728, 1101016, 1238643, 1415592, 1651524, 2202032, 2477286, 2831184, 3303048, 4954572, 6606096, 9909144, 19818288]

約数ペア:

[(1, 19818288), (2, 9909144), (3, 6606096), (4, 4954572), (6, 3303048), (7, 2831184), (8, 2477286), (9, 2202032), (12, 1651524), (14, 1415592), (16, 1238643), (18, 1101016), (21, 943728), (24, 825762), (28, 707796), (36, 550508), (42, 471864), (48, 412881), (56, 353898), (63, 314576), (72, 275254), (84, 235932), (112, 176949), (126, 157288), (144, 137627), (168, 117966), (252, 78644), (336, 58983), (504, 39322), (1008, 19661)]