20121070802

素因数分解:

$2^1\times 7^3\times {\mathrm{229}}^1\times {\mathrm{349}}^1\times {\mathrm{367}}^1$

素因数の和:968

約数の個数: 64

約数和(自身を含む): 35548800000

約数和(自身を除く): 15427729198

約数列:

[1, 2, 7, 14, 49, 98, 229, 343, 349, 367, 458, 686, 698, 734, 1603, 2443, 2569, 3206, 4886, 5138, 11221, 17101, 17983, 22442, 34202, 35966, 78547, 79921, 84043, 119707, 125881, 128083, 157094, 159842, 168086, 239414, 251762, 256166, 559447, 588301, 896581, 1118894, 1176602, 1793162, 3916129, 4118107, 6276067, 7832258, 8236214, 12552134, 27412903, 28826749, 29331007, 43932469, 54825806, 57653498, 58662014, 87864938, 205317049, 410634098, 1437219343, 2874438686, 10060535401, 20121070802]

約数ペア:

[(1, 20121070802), (2, 10060535401), (7, 2874438686), (14, 1437219343), (49, 410634098), (98, 205317049), (229, 87864938), (343, 58662014), (349, 57653498), (367, 54825806), (458, 43932469), (686, 29331007), (698, 28826749), (734, 27412903), (1603, 12552134), (2443, 8236214), (2569, 7832258), (3206, 6276067), (4886, 4118107), (5138, 3916129), (11221, 1793162), (17101, 1176602), (17983, 1118894), (22442, 896581), (34202, 588301), (35966, 559447), (78547, 256166), (79921, 251762), (84043, 239414), (119707, 168086), (125881, 159842), (128083, 157094)]