20411148

素因数分解:

$2^2\times 3^1\times {\mathrm{53}}^1\times {\mathrm{67}}^1\times {\mathrm{479}}^1$

素因数の和:606

約数の個数: 48

約数和(自身を含む): 49351680

約数和(自身を除く): 28940532

約数列:

[1, 2, 3, 4, 6, 12, 53, 67, 106, 134, 159, 201, 212, 268, 318, 402, 479, 636, 804, 958, 1437, 1916, 2874, 3551, 5748, 7102, 10653, 14204, 21306, 25387, 32093, 42612, 50774, 64186, 76161, 96279, 101548, 128372, 152322, 192558, 304644, 385116, 1700929, 3401858, 5102787, 6803716, 10205574, 20411148]

約数ペア:

[(1, 20411148), (2, 10205574), (3, 6803716), (4, 5102787), (6, 3401858), (12, 1700929), (53, 385116), (67, 304644), (106, 192558), (134, 152322), (159, 128372), (201, 101548), (212, 96279), (268, 76161), (318, 64186), (402, 50774), (479, 42612), (636, 32093), (804, 25387), (958, 21306), (1437, 14204), (1916, 10653), (2874, 7102), (3551, 5748)]