18421392

素因数分解:

$2^4\times 3^1\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{251}}^1$

素因数の和:412

約数の個数: 80

約数和(自身を含む): 52496640

約数和(自身を除く): 34075248

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 22, 24, 33, 44, 48, 66, 88, 132, 139, 176, 251, 264, 278, 417, 502, 528, 556, 753, 834, 1004, 1112, 1506, 1529, 1668, 2008, 2224, 2761, 3012, 3058, 3336, 4016, 4587, 5522, 6024, 6116, 6672, 8283, 9174, 11044, 12048, 12232, 16566, 18348, 22088, 24464, 33132, 34889, 36696, 44176, 66264, 69778, 73392, 104667, 132528, 139556, 209334, 279112, 383779, 418668, 558224, 767558, 837336, 1151337, 1535116, 1674672, 2302674, 3070232, 4605348, 6140464, 9210696, 18421392]

約数ペア:

[(1, 18421392), (2, 9210696), (3, 6140464), (4, 4605348), (6, 3070232), (8, 2302674), (11, 1674672), (12, 1535116), (16, 1151337), (22, 837336), (24, 767558), (33, 558224), (44, 418668), (48, 383779), (66, 279112), (88, 209334), (132, 139556), (139, 132528), (176, 104667), (251, 73392), (264, 69778), (278, 66264), (417, 44176), (502, 36696), (528, 34889), (556, 33132), (753, 24464), (834, 22088), (1004, 18348), (1112, 16566), (1506, 12232), (1529, 12048), (1668, 11044), (2008, 9174), (2224, 8283), (2761, 6672), (3012, 6116), (3058, 6024), (3336, 5522), (4016, 4587)]