20576274

素因数分解:

$2^1\times 3^1\times {\mathrm{43}}^1\times {\mathrm{173}}^1\times {\mathrm{461}}^1$

素因数の和:682

約数の個数: 32

約数和(自身を含む): 42444864

約数和(自身を除く): 21868590

約数列:

[1, 2, 3, 6, 43, 86, 129, 173, 258, 346, 461, 519, 922, 1038, 1383, 2766, 7439, 14878, 19823, 22317, 39646, 44634, 59469, 79753, 118938, 159506, 239259, 478518, 3429379, 6858758, 10288137, 20576274]

約数ペア:

[(1, 20576274), (2, 10288137), (3, 6858758), (6, 3429379), (43, 478518), (86, 239259), (129, 159506), (173, 118938), (258, 79753), (346, 59469), (461, 44634), (519, 39646), (922, 22317), (1038, 19823), (1383, 14878), (2766, 7439)]