198156964

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{36887}}^1$

素因数の和:36987

約数の個数: 24

約数和(自身を含む): 371831040

約数和(自身を除く): 173674076

約数列:

[1, 2, 4, 17, 34, 68, 79, 158, 316, 1343, 2686, 5372, 36887, 73774, 147548, 627079, 1254158, 2508316, 2914073, 5828146, 11656292, 49539241, 99078482, 198156964]

約数ペア:

[(1, 198156964), (2, 99078482), (4, 49539241), (17, 11656292), (34, 5828146), (68, 2914073), (79, 2508316), (158, 1254158), (316, 627079), (1343, 147548), (2686, 73774), (5372, 36887)]