201556888

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{263}}^1\times {\mathrm{7369}}^1$

素因数の和:7651

約数の個数: 32

約数和(自身を含む): 408592800

約数和(自身を除く): 207035912

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 263, 526, 1052, 2104, 3419, 6838, 7369, 13676, 14738, 27352, 29476, 58952, 95797, 191594, 383188, 766376, 1938047, 3876094, 7752188, 15504376, 25194611, 50389222, 100778444, 201556888]

約数ペア:

[(1, 201556888), (2, 100778444), (4, 50389222), (8, 25194611), (13, 15504376), (26, 7752188), (52, 3876094), (104, 1938047), (263, 766376), (526, 383188), (1052, 191594), (2104, 95797), (3419, 58952), (6838, 29476), (7369, 27352), (13676, 14738)]