20959344

素因数分解:

$2^4\times 3^3\times 7^1\times {\mathrm{29}}^1\times {\mathrm{239}}^1$

素因数の和:292

約数の個数: 160

約数和(自身を含む): 71424000

約数和(自身を除く): 50464656

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 29, 36, 42, 48, 54, 56, 58, 63, 72, 84, 87, 108, 112, 116, 126, 144, 168, 174, 189, 203, 216, 232, 239, 252, 261, 336, 348, 378, 406, 432, 464, 478, 504, 522, 609, 696, 717, 756, 783, 812, 956, 1008, 1044, 1218, 1392, 1434, 1512, 1566, 1624, 1673, 1827, 1912, 2088, 2151, 2436, 2868, 3024, 3132, 3248, 3346, 3654, 3824, 4176, 4302, 4872, 5019, 5481, 5736, 6264, 6453, 6692, 6931, 7308, 8604, 9744, 10038, 10962, 11472, 12528, 12906, 13384, 13862, 14616, 15057, 17208, 20076, 20793, 21924, 25812, 26768, 27724, 29232, 30114, 34416, 40152, 41586, 43848, 45171, 48517, 51624, 55448, 60228, 62379, 80304, 83172, 87696, 90342, 97034, 103248, 110896, 120456, 124758, 145551, 166344, 180684, 187137, 194068, 240912, 249516, 291102, 332688, 361368, 374274, 388136, 436653, 499032, 582204, 722736, 748548, 776272, 873306, 998064, 1164408, 1309959, 1497096, 1746612, 2328816, 2619918, 2994192, 3493224, 5239836, 6986448, 10479672, 20959344]

約数ペア:

[(1, 20959344), (2, 10479672), (3, 6986448), (4, 5239836), (6, 3493224), (7, 2994192), (8, 2619918), (9, 2328816), (12, 1746612), (14, 1497096), (16, 1309959), (18, 1164408), (21, 998064), (24, 873306), (27, 776272), (28, 748548), (29, 722736), (36, 582204), (42, 499032), (48, 436653), (54, 388136), (56, 374274), (58, 361368), (63, 332688), (72, 291102), (84, 249516), (87, 240912), (108, 194068), (112, 187137), (116, 180684), (126, 166344), (144, 145551), (168, 124758), (174, 120456), (189, 110896), (203, 103248), (216, 97034), (232, 90342), (239, 87696), (252, 83172), (261, 80304), (336, 62379), (348, 60228), (378, 55448), (406, 51624), (432, 48517), (464, 45171), (478, 43848), (504, 41586), (522, 40152), (609, 34416), (696, 30114), (717, 29232), (756, 27724), (783, 26768), (812, 25812), (956, 21924), (1008, 20793), (1044, 20076), (1218, 17208), (1392, 15057), (1434, 14616), (1512, 13862), (1566, 13384), (1624, 12906), (1673, 12528), (1827, 11472), (1912, 10962), (2088, 10038), (2151, 9744), (2436, 8604), (2868, 7308), (3024, 6931), (3132, 6692), (3248, 6453), (3346, 6264), (3654, 5736), (3824, 5481), (4176, 5019), (4302, 4872)]