20218183689

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^2\times {\mathrm{37}}^1\times {\mathrm{45869}}^1$

素因数の和:45958

約数の個数: 48

約数和(自身を含む): 31877081280

約数和(自身を除く): 11658897591

約数列:

[1, 3, 11, 19, 33, 37, 57, 111, 209, 361, 407, 627, 703, 1083, 1221, 2109, 3971, 7733, 11913, 13357, 23199, 40071, 45869, 137607, 146927, 440781, 504559, 871511, 1513677, 1697153, 2614533, 5091459, 9586621, 16558709, 18668683, 28759863, 32245907, 49676127, 56006049, 96737721, 182145799, 354704977, 546437397, 612672233, 1064114931, 1838016699, 6739394563, 20218183689]

約数ペア:

[(1, 20218183689), (3, 6739394563), (11, 1838016699), (19, 1064114931), (33, 612672233), (37, 546437397), (57, 354704977), (111, 182145799), (209, 96737721), (361, 56006049), (407, 49676127), (627, 32245907), (703, 28759863), (1083, 18668683), (1221, 16558709), (2109, 9586621), (3971, 5091459), (7733, 2614533), (11913, 1697153), (13357, 1513677), (23199, 871511), (40071, 504559), (45869, 440781), (137607, 146927)]