20194398905

素因数分解:

$5^1\times {\mathrm{37}}^1\times {\mathrm{127}}^1\times {\mathrm{347}}^1\times {\mathrm{2477}}^1$

素因数の和:2993

約数の個数: 32

約数和(自身を含む): 25166647296

約数和(自身を除く): 4972248391

約数列:

[1, 5, 37, 127, 185, 347, 635, 1735, 2477, 4699, 12385, 12839, 23495, 44069, 64195, 91649, 220345, 314579, 458245, 859519, 1572895, 1630553, 4297595, 8152765, 11639423, 31802203, 58197115, 109158913, 159011015, 545794565, 4038879781, 20194398905]

約数ペア:

[(1, 20194398905), (5, 4038879781), (37, 545794565), (127, 159011015), (185, 109158913), (347, 58197115), (635, 31802203), (1735, 11639423), (2477, 8152765), (4699, 4297595), (12385, 1630553), (12839, 1572895), (23495, 859519), (44069, 458245), (64195, 314579), (91649, 220345)]