158911918

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{173}}^1\times {\mathrm{971}}^1$

素因数の和:1200

約数の個数: 32

約数和(自身を含む): 267898752

約数和(自身を除く): 108986834

約数列:

[1, 2, 11, 22, 43, 86, 173, 346, 473, 946, 971, 1903, 1942, 3806, 7439, 10681, 14878, 21362, 41753, 81829, 83506, 163658, 167983, 335966, 459283, 918566, 1847813, 3695626, 7223269, 14446538, 79455959, 158911918]

約数ペア:

[(1, 158911918), (2, 79455959), (11, 14446538), (22, 7223269), (43, 3695626), (86, 1847813), (173, 918566), (346, 459283), (473, 335966), (946, 167983), (971, 163658), (1903, 83506), (1942, 81829), (3806, 41753), (7439, 21362), (10681, 14878)]