20491632

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{701}}^1$

素因数の和:751

約数の個数: 120

約数和(自身を含む): 67897440

約数和(自身を除く): 47405808

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 29, 36, 42, 48, 56, 58, 63, 72, 84, 87, 112, 116, 126, 144, 168, 174, 203, 232, 252, 261, 336, 348, 406, 464, 504, 522, 609, 696, 701, 812, 1008, 1044, 1218, 1392, 1402, 1624, 1827, 2088, 2103, 2436, 2804, 3248, 3654, 4176, 4206, 4872, 4907, 5608, 6309, 7308, 8412, 9744, 9814, 11216, 12618, 14616, 14721, 16824, 19628, 20329, 25236, 29232, 29442, 33648, 39256, 40658, 44163, 50472, 58884, 60987, 78512, 81316, 88326, 100944, 117768, 121974, 142303, 162632, 176652, 182961, 235536, 243948, 284606, 325264, 353304, 365922, 426909, 487896, 569212, 706608, 731844, 853818, 975792, 1138424, 1280727, 1463688, 1707636, 2276848, 2561454, 2927376, 3415272, 5122908, 6830544, 10245816, 20491632]

約数ペア:

[(1, 20491632), (2, 10245816), (3, 6830544), (4, 5122908), (6, 3415272), (7, 2927376), (8, 2561454), (9, 2276848), (12, 1707636), (14, 1463688), (16, 1280727), (18, 1138424), (21, 975792), (24, 853818), (28, 731844), (29, 706608), (36, 569212), (42, 487896), (48, 426909), (56, 365922), (58, 353304), (63, 325264), (72, 284606), (84, 243948), (87, 235536), (112, 182961), (116, 176652), (126, 162632), (144, 142303), (168, 121974), (174, 117768), (203, 100944), (232, 88326), (252, 81316), (261, 78512), (336, 60987), (348, 58884), (406, 50472), (464, 44163), (504, 40658), (522, 39256), (609, 33648), (696, 29442), (701, 29232), (812, 25236), (1008, 20329), (1044, 19628), (1218, 16824), (1392, 14721), (1402, 14616), (1624, 12618), (1827, 11216), (2088, 9814), (2103, 9744), (2436, 8412), (2804, 7308), (3248, 6309), (3654, 5608), (4176, 4907), (4206, 4872)]