11720758

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{317}}^1$

素因数の和:484

約数の個数: 32

約数和(自身を含む): 21369600

約数和(自身を除く): 9648842

約数列:

[1, 2, 7, 14, 19, 38, 133, 139, 266, 278, 317, 634, 973, 1946, 2219, 2641, 4438, 5282, 6023, 12046, 18487, 36974, 42161, 44063, 84322, 88126, 308441, 616882, 837197, 1674394, 5860379, 11720758]

約数ペア:

[(1, 11720758), (2, 5860379), (7, 1674394), (14, 837197), (19, 616882), (38, 308441), (133, 88126), (139, 84322), (266, 44063), (278, 42161), (317, 36974), (634, 18487), (973, 12046), (1946, 6023), (2219, 5282), (2641, 4438)]