18789496

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{149}}^1\times {\mathrm{1433}}^1$

素因数の和:1599

約数の個数: 32

約数和(自身を含む): 38718000

約数和(自身を除く): 19928504

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 149, 298, 596, 1192, 1433, 1639, 2866, 3278, 5732, 6556, 11464, 13112, 15763, 31526, 63052, 126104, 213517, 427034, 854068, 1708136, 2348687, 4697374, 9394748, 18789496]

約数ペア:

[(1, 18789496), (2, 9394748), (4, 4697374), (8, 2348687), (11, 1708136), (22, 854068), (44, 427034), (88, 213517), (149, 126104), (298, 63052), (596, 31526), (1192, 15763), (1433, 13112), (1639, 11464), (2866, 6556), (3278, 5732)]