7919998

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{131}}^1$

素因数の和:232

約数の個数: 32

約数和(自身を含む): 13242240

約数和(自身を除く): 5322242

約数列:

[1, 2, 19, 37, 38, 43, 74, 86, 131, 262, 703, 817, 1406, 1591, 1634, 2489, 3182, 4847, 4978, 5633, 9694, 11266, 30229, 60458, 92093, 107027, 184186, 208421, 214054, 416842, 3959999, 7919998]

約数ペア:

[(1, 7919998), (2, 3959999), (19, 416842), (37, 214054), (38, 208421), (43, 184186), (74, 107027), (86, 92093), (131, 60458), (262, 30229), (703, 11266), (817, 9694), (1406, 5633), (1591, 4978), (1634, 4847), (2489, 3182)]