20783419784

素因数分解:

$2^3\times {\mathrm{83}}^1\times {\mathrm{109}}^1\times {\mathrm{287159}}^1$

素因数の和:287357

約数の個数: 32

約数和(自身を含む): 39800376000

約数和(自身を除く): 19016956216

約数列:

[1, 2, 4, 8, 83, 109, 166, 218, 332, 436, 664, 872, 9047, 18094, 36188, 72376, 287159, 574318, 1148636, 2297272, 23834197, 31300331, 47668394, 62600662, 95336788, 125201324, 190673576, 250402648, 2597927473, 5195854946, 10391709892, 20783419784]

約数ペア:

[(1, 20783419784), (2, 10391709892), (4, 5195854946), (8, 2597927473), (83, 250402648), (109, 190673576), (166, 125201324), (218, 95336788), (332, 62600662), (436, 47668394), (664, 31300331), (872, 23834197), (9047, 2297272), (18094, 1148636), (36188, 574318), (72376, 287159)]