20699854

素因数分解:

$2^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{11117}}^1$

素因数の和:11152

約数の個数: 24

約数和(自身を含む): 38023560

約数和(自身を除く): 17323706

約数列:

[1, 2, 7, 14, 19, 38, 49, 98, 133, 266, 931, 1862, 11117, 22234, 77819, 155638, 211223, 422446, 544733, 1089466, 1478561, 2957122, 10349927, 20699854]

約数ペア:

[(1, 20699854), (2, 10349927), (7, 2957122), (14, 1478561), (19, 1089466), (38, 544733), (49, 422446), (98, 211223), (133, 155638), (266, 77819), (931, 22234), (1862, 11117)]