18198229984

素因数分解:

$2^5\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{876263}}^1$

素因数の和:876343

約数の個数: 48

約数和(自身を含む): 39747335040

約数和(自身を除く): 21549105056

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 59, 88, 118, 176, 236, 352, 472, 649, 944, 1298, 1888, 2596, 5192, 10384, 20768, 876263, 1752526, 3505052, 7010104, 9638893, 14020208, 19277786, 28040416, 38555572, 51699517, 77111144, 103399034, 154222288, 206798068, 308444576, 413596136, 568694687, 827192272, 1137389374, 1654384544, 2274778748, 4549557496, 9099114992, 18198229984]

約数ペア:

[(1, 18198229984), (2, 9099114992), (4, 4549557496), (8, 2274778748), (11, 1654384544), (16, 1137389374), (22, 827192272), (32, 568694687), (44, 413596136), (59, 308444576), (88, 206798068), (118, 154222288), (176, 103399034), (236, 77111144), (352, 51699517), (472, 38555572), (649, 28040416), (944, 19277786), (1298, 14020208), (1888, 9638893), (2596, 7010104), (5192, 3505052), (10384, 1752526), (20768, 876263)]