19559736

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{197}}^2$

素因数の和:413

約数の個数: 72

約数和(自身を含む): 60850920

約数和(自身を除く): 41291184

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 36, 42, 56, 63, 72, 84, 126, 168, 197, 252, 394, 504, 591, 788, 1182, 1379, 1576, 1773, 2364, 2758, 3546, 4137, 4728, 5516, 7092, 8274, 11032, 12411, 14184, 16548, 24822, 33096, 38809, 49644, 77618, 99288, 116427, 155236, 232854, 271663, 310472, 349281, 465708, 543326, 698562, 814989, 931416, 1086652, 1397124, 1629978, 2173304, 2444967, 2794248, 3259956, 4889934, 6519912, 9779868, 19559736]

約数ペア:

[(1, 19559736), (2, 9779868), (3, 6519912), (4, 4889934), (6, 3259956), (7, 2794248), (8, 2444967), (9, 2173304), (12, 1629978), (14, 1397124), (18, 1086652), (21, 931416), (24, 814989), (28, 698562), (36, 543326), (42, 465708), (56, 349281), (63, 310472), (72, 271663), (84, 232854), (126, 155236), (168, 116427), (197, 99288), (252, 77618), (394, 49644), (504, 38809), (591, 33096), (788, 24822), (1182, 16548), (1379, 14184), (1576, 12411), (1773, 11032), (2364, 8274), (2758, 7092), (3546, 5516), (4137, 4728)]