201813878

素因数分解:

$2^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{137}}^1\times {\mathrm{2447}}^1$

素因数の和:2636

約数の個数: 32

約数和(自身を含む): 356742144

約数和(自身を除く): 154928266

約数列:

[1, 2, 7, 14, 43, 86, 137, 274, 301, 602, 959, 1918, 2447, 4894, 5891, 11782, 17129, 34258, 41237, 82474, 105221, 210442, 335239, 670478, 736547, 1473094, 2346673, 4693346, 14415277, 28830554, 100906939, 201813878]

約数ペア:

[(1, 201813878), (2, 100906939), (7, 28830554), (14, 14415277), (43, 4693346), (86, 2346673), (137, 1473094), (274, 736547), (301, 670478), (602, 335239), (959, 210442), (1918, 105221), (2447, 82474), (4894, 41237), (5891, 34258), (11782, 17129)]