20144774484

素因数分解:

$2^2\times 3^2\times {\mathrm{29}}^1\times {\mathrm{991}}^1\times {\mathrm{19471}}^1$

素因数の和:20501

約数の個数: 72

約数和(自身を含む): 52733291520

約数和(自身を除く): 32588517036

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 29, 36, 58, 87, 116, 174, 261, 348, 522, 991, 1044, 1982, 2973, 3964, 5946, 8919, 11892, 17838, 19471, 28739, 35676, 38942, 57478, 58413, 77884, 86217, 114956, 116826, 172434, 175239, 233652, 258651, 344868, 350478, 517302, 564659, 700956, 1034604, 1129318, 1693977, 2258636, 3387954, 5081931, 6775908, 10163862, 19295761, 20327724, 38591522, 57887283, 77183044, 115774566, 173661849, 231549132, 347323698, 559577069, 694647396, 1119154138, 1678731207, 2238308276, 3357462414, 5036193621, 6714924828, 10072387242, 20144774484]

約数ペア:

[(1, 20144774484), (2, 10072387242), (3, 6714924828), (4, 5036193621), (6, 3357462414), (9, 2238308276), (12, 1678731207), (18, 1119154138), (29, 694647396), (36, 559577069), (58, 347323698), (87, 231549132), (116, 173661849), (174, 115774566), (261, 77183044), (348, 57887283), (522, 38591522), (991, 20327724), (1044, 19295761), (1982, 10163862), (2973, 6775908), (3964, 5081931), (5946, 3387954), (8919, 2258636), (11892, 1693977), (17838, 1129318), (19471, 1034604), (28739, 700956), (35676, 564659), (38942, 517302), (57478, 350478), (58413, 344868), (77884, 258651), (86217, 233652), (114956, 175239), (116826, 172434)]