20161257608

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{1399}}^1\times {\mathrm{41893}}^1$

素因数の和:43341

約数の個数: 32

約数和(自身を含む): 38710056000

約数和(自身を除く): 18548798392

約数列:

[1, 2, 4, 8, 43, 86, 172, 344, 1399, 2798, 5596, 11192, 41893, 60157, 83786, 120314, 167572, 240628, 335144, 481256, 1801399, 3602798, 7205596, 14411192, 58608307, 117216614, 234433228, 468866456, 2520157201, 5040314402, 10080628804, 20161257608]

約数ペア:

[(1, 20161257608), (2, 10080628804), (4, 5040314402), (8, 2520157201), (43, 468866456), (86, 234433228), (172, 117216614), (344, 58608307), (1399, 14411192), (2798, 7205596), (5596, 3602798), (11192, 1801399), (41893, 481256), (60157, 335144), (83786, 240628), (120314, 167572)]