19995122928

素因数分解:

$2^4\times 3^1\times {\mathrm{11}}^1\times {\mathrm{269}}^1\times {\mathrm{140779}}^1$

素因数の和:141070

約数の個数: 80

約数和(自身を含む): 56559772800

約数和(自身を除く): 36564649872

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 22, 24, 33, 44, 48, 66, 88, 132, 176, 264, 269, 528, 538, 807, 1076, 1614, 2152, 2959, 3228, 4304, 5918, 6456, 8877, 11836, 12912, 17754, 23672, 35508, 47344, 71016, 140779, 142032, 281558, 422337, 563116, 844674, 1126232, 1548569, 1689348, 2252464, 3097138, 3378696, 4645707, 6194276, 6757392, 9291414, 12388552, 18582828, 24777104, 37165656, 37869551, 74331312, 75739102, 113608653, 151478204, 227217306, 302956408, 416565061, 454434612, 605912816, 833130122, 908869224, 1249695183, 1666260244, 1817738448, 2499390366, 3332520488, 4998780732, 6665040976, 9997561464, 19995122928]

約数ペア:

[(1, 19995122928), (2, 9997561464), (3, 6665040976), (4, 4998780732), (6, 3332520488), (8, 2499390366), (11, 1817738448), (12, 1666260244), (16, 1249695183), (22, 908869224), (24, 833130122), (33, 605912816), (44, 454434612), (48, 416565061), (66, 302956408), (88, 227217306), (132, 151478204), (176, 113608653), (264, 75739102), (269, 74331312), (528, 37869551), (538, 37165656), (807, 24777104), (1076, 18582828), (1614, 12388552), (2152, 9291414), (2959, 6757392), (3228, 6194276), (4304, 4645707), (5918, 3378696), (6456, 3097138), (8877, 2252464), (11836, 1689348), (12912, 1548569), (17754, 1126232), (23672, 844674), (35508, 563116), (47344, 422337), (71016, 281558), (140779, 142032)]