20945712

素因数分解:

$2^4\times 3^1\times {\mathrm{479}}^1\times {\mathrm{911}}^1$

素因数の和:1401

約数の個数: 40

約数和(自身を含む): 54282240

約数和(自身を除く): 33336528

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 479, 911, 958, 1437, 1822, 1916, 2733, 2874, 3644, 3832, 5466, 5748, 7288, 7664, 10932, 11496, 14576, 21864, 22992, 43728, 436369, 872738, 1309107, 1745476, 2618214, 3490952, 5236428, 6981904, 10472856, 20945712]

約数ペア:

[(1, 20945712), (2, 10472856), (3, 6981904), (4, 5236428), (6, 3490952), (8, 2618214), (12, 1745476), (16, 1309107), (24, 872738), (48, 436369), (479, 43728), (911, 22992), (958, 21864), (1437, 14576), (1822, 11496), (1916, 10932), (2733, 7664), (2874, 7288), (3644, 5748), (3832, 5466)]