20156162884

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{1759}}^1$

素因数の和:1890

約数の個数: 144

約数和(自身を含む): 44153303040

約数和(自身を除く): 23997140156

約数列:

[1, 2, 4, 11, 13, 22, 23, 26, 44, 46, 52, 67, 92, 134, 143, 169, 253, 268, 286, 299, 338, 506, 572, 598, 676, 737, 871, 1012, 1196, 1474, 1541, 1742, 1759, 1859, 2948, 3082, 3289, 3484, 3518, 3718, 3887, 6164, 6578, 7036, 7436, 7774, 9581, 11323, 13156, 15548, 16951, 19162, 19349, 20033, 22646, 22867, 33902, 38324, 38698, 40066, 40457, 42757, 45292, 45734, 67804, 77396, 80132, 80914, 85514, 91468, 117853, 124553, 161828, 171028, 220363, 235706, 249106, 251537, 260429, 297271, 440726, 445027, 471412, 498212, 503074, 520858, 525941, 594542, 881452, 890054, 1006148, 1041716, 1051882, 1189084, 1296383, 1532089, 1780108, 2103764, 2592766, 2710619, 2864719, 3064178, 3269981, 5185532, 5421238, 5729438, 5785351, 6128356, 6539962, 6837233, 10842476, 11458876, 11570702, 13079924, 13674466, 16852979, 19917157, 23141404, 27348932, 29816809, 33705958, 35238047, 39834314, 59633618, 67411916, 70476094, 75209563, 79668628, 119267236, 140952188, 150419126, 219088727, 300838252, 387618517, 438177454, 458094611, 775237034, 876354908, 916189222, 1550474068, 1832378444, 5039040721, 10078081442, 20156162884]

約数ペア:

[(1, 20156162884), (2, 10078081442), (4, 5039040721), (11, 1832378444), (13, 1550474068), (22, 916189222), (23, 876354908), (26, 775237034), (44, 458094611), (46, 438177454), (52, 387618517), (67, 300838252), (92, 219088727), (134, 150419126), (143, 140952188), (169, 119267236), (253, 79668628), (268, 75209563), (286, 70476094), (299, 67411916), (338, 59633618), (506, 39834314), (572, 35238047), (598, 33705958), (676, 29816809), (737, 27348932), (871, 23141404), (1012, 19917157), (1196, 16852979), (1474, 13674466), (1541, 13079924), (1742, 11570702), (1759, 11458876), (1859, 10842476), (2948, 6837233), (3082, 6539962), (3289, 6128356), (3484, 5785351), (3518, 5729438), (3718, 5421238), (3887, 5185532), (6164, 3269981), (6578, 3064178), (7036, 2864719), (7436, 2710619), (7774, 2592766), (9581, 2103764), (11323, 1780108), (13156, 1532089), (15548, 1296383), (16951, 1189084), (19162, 1051882), (19349, 1041716), (20033, 1006148), (22646, 890054), (22867, 881452), (33902, 594542), (38324, 525941), (38698, 520858), (40066, 503074), (40457, 498212), (42757, 471412), (45292, 445027), (45734, 440726), (67804, 297271), (77396, 260429), (80132, 251537), (80914, 249106), (85514, 235706), (91468, 220363), (117853, 171028), (124553, 161828)]