20176619968

素因数分解:

$2^6\times {\mathrm{2311}}^1\times {\mathrm{136417}}^1$

素因数の和:138740

約数の個数: 28

約数和(自身を含む): 40055598832

約数和(自身を除く): 19878978864

約数列:

[1, 2, 4, 8, 16, 32, 64, 2311, 4622, 9244, 18488, 36976, 73952, 136417, 147904, 272834, 545668, 1091336, 2182672, 4365344, 8730688, 315259687, 630519374, 1261038748, 2522077496, 5044154992, 10088309984, 20176619968]

約数ペア:

[(1, 20176619968), (2, 10088309984), (4, 5044154992), (8, 2522077496), (16, 1261038748), (32, 630519374), (64, 315259687), (2311, 8730688), (4622, 4365344), (9244, 2182672), (18488, 1091336), (36976, 545668), (73952, 272834), (136417, 147904)]