20308483312

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{853}}^1\times {\mathrm{3947}}^1$

素因数の和:4850

約数の個数: 80

約数和(自身を含む): 43898127840

約数和(自身を除く): 23589644528

約数列:

[1, 2, 4, 8, 13, 16, 26, 29, 52, 58, 104, 116, 208, 232, 377, 464, 754, 853, 1508, 1706, 3016, 3412, 3947, 6032, 6824, 7894, 11089, 13648, 15788, 22178, 24737, 31576, 44356, 49474, 51311, 63152, 88712, 98948, 102622, 114463, 177424, 197896, 205244, 228926, 321581, 395792, 410488, 457852, 643162, 820976, 915704, 1286324, 1488019, 1831408, 2572648, 2976038, 3366791, 5145296, 5952076, 6733582, 11904152, 13467164, 23808304, 26934328, 43768283, 53868656, 87536566, 97636939, 175073132, 195273878, 350146264, 390547756, 700292528, 781095512, 1269280207, 1562191024, 2538560414, 5077120828, 10154241656, 20308483312]

約数ペア:

[(1, 20308483312), (2, 10154241656), (4, 5077120828), (8, 2538560414), (13, 1562191024), (16, 1269280207), (26, 781095512), (29, 700292528), (52, 390547756), (58, 350146264), (104, 195273878), (116, 175073132), (208, 97636939), (232, 87536566), (377, 53868656), (464, 43768283), (754, 26934328), (853, 23808304), (1508, 13467164), (1706, 11904152), (3016, 6733582), (3412, 5952076), (3947, 5145296), (6032, 3366791), (6824, 2976038), (7894, 2572648), (11089, 1831408), (13648, 1488019), (15788, 1286324), (22178, 915704), (24737, 820976), (31576, 643162), (44356, 457852), (49474, 410488), (51311, 395792), (63152, 321581), (88712, 228926), (98948, 205244), (102622, 197896), (114463, 177424)]