20323548

素因数分解:

$2^2\times 3^5\times 7^1\times {\mathrm{29}}^1\times {\mathrm{103}}^1$

素因数の和:158

約数の個数: 144

約数和(自身を含む): 63598080

約数和(自身を除く): 43274532

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 29, 36, 42, 54, 58, 63, 81, 84, 87, 103, 108, 116, 126, 162, 174, 189, 203, 206, 243, 252, 261, 309, 324, 348, 378, 406, 412, 486, 522, 567, 609, 618, 721, 756, 783, 812, 927, 972, 1044, 1134, 1218, 1236, 1442, 1566, 1701, 1827, 1854, 2163, 2268, 2349, 2436, 2781, 2884, 2987, 3132, 3402, 3654, 3708, 4326, 4698, 5481, 5562, 5974, 6489, 6804, 7047, 7308, 8343, 8652, 8961, 9396, 10962, 11124, 11948, 12978, 14094, 16443, 16686, 17922, 19467, 20909, 21924, 25029, 25956, 26883, 28188, 32886, 33372, 35844, 38934, 41818, 49329, 50058, 53766, 58401, 62727, 65772, 77868, 80649, 83636, 98658, 100116, 107532, 116802, 125454, 161298, 175203, 188181, 197316, 233604, 241947, 250908, 322596, 350406, 376362, 483894, 564543, 700812, 725841, 752724, 967788, 1129086, 1451682, 1693629, 2258172, 2903364, 3387258, 5080887, 6774516, 10161774, 20323548]

約数ペア:

[(1, 20323548), (2, 10161774), (3, 6774516), (4, 5080887), (6, 3387258), (7, 2903364), (9, 2258172), (12, 1693629), (14, 1451682), (18, 1129086), (21, 967788), (27, 752724), (28, 725841), (29, 700812), (36, 564543), (42, 483894), (54, 376362), (58, 350406), (63, 322596), (81, 250908), (84, 241947), (87, 233604), (103, 197316), (108, 188181), (116, 175203), (126, 161298), (162, 125454), (174, 116802), (189, 107532), (203, 100116), (206, 98658), (243, 83636), (252, 80649), (261, 77868), (309, 65772), (324, 62727), (348, 58401), (378, 53766), (406, 50058), (412, 49329), (486, 41818), (522, 38934), (567, 35844), (609, 33372), (618, 32886), (721, 28188), (756, 26883), (783, 25956), (812, 25029), (927, 21924), (972, 20909), (1044, 19467), (1134, 17922), (1218, 16686), (1236, 16443), (1442, 14094), (1566, 12978), (1701, 11948), (1827, 11124), (1854, 10962), (2163, 9396), (2268, 8961), (2349, 8652), (2436, 8343), (2781, 7308), (2884, 7047), (2987, 6804), (3132, 6489), (3402, 5974), (3654, 5562), (3708, 5481), (4326, 4698)]