20194540504

素因数分解:

$2^3\times {\mathrm{37}}^1\times {\mathrm{173}}^1\times {\mathrm{394363}}^1$

素因数の和:394579

約数の個数: 32

約数和(自身を含む): 39113021520

約数和(自身を除く): 18918481016

約数列:

[1, 2, 4, 8, 37, 74, 148, 173, 296, 346, 692, 1384, 6401, 12802, 25604, 51208, 394363, 788726, 1577452, 3154904, 14591431, 29182862, 58365724, 68224799, 116731448, 136449598, 272899196, 545798392, 2524317563, 5048635126, 10097270252, 20194540504]

約数ペア:

[(1, 20194540504), (2, 10097270252), (4, 5048635126), (8, 2524317563), (37, 545798392), (74, 272899196), (148, 136449598), (173, 116731448), (296, 68224799), (346, 58365724), (692, 29182862), (1384, 14591431), (6401, 3154904), (12802, 1577452), (25604, 788726), (51208, 394363)]