20977404

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{6091}}^1$

素因数の和:6146

約数の個数: 48

約数和(自身を含む): 57313536

約数和(自身を除く): 36336132

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 41, 42, 82, 84, 123, 164, 246, 287, 492, 574, 861, 1148, 1722, 3444, 6091, 12182, 18273, 24364, 36546, 42637, 73092, 85274, 127911, 170548, 249731, 255822, 499462, 511644, 749193, 998924, 1498386, 1748117, 2996772, 3496234, 5244351, 6992468, 10488702, 20977404]

約数ペア:

[(1, 20977404), (2, 10488702), (3, 6992468), (4, 5244351), (6, 3496234), (7, 2996772), (12, 1748117), (14, 1498386), (21, 998924), (28, 749193), (41, 511644), (42, 499462), (82, 255822), (84, 249731), (123, 170548), (164, 127911), (246, 85274), (287, 73092), (492, 42637), (574, 36546), (861, 24364), (1148, 18273), (1722, 12182), (3444, 6091)]