20836854

素因数分解:

$2^1\times 3^2\times {\mathrm{43}}^1\times {\mathrm{26921}}^1$

素因数の和:26972

約数の個数: 24

約数和(自身を含む): 46198152

約数和(自身を除く): 25361298

約数列:

[1, 2, 3, 6, 9, 18, 43, 86, 129, 258, 387, 774, 26921, 53842, 80763, 161526, 242289, 484578, 1157603, 2315206, 3472809, 6945618, 10418427, 20836854]

約数ペア:

[(1, 20836854), (2, 10418427), (3, 6945618), (6, 3472809), (9, 2315206), (18, 1157603), (43, 484578), (86, 242289), (129, 161526), (258, 80763), (387, 53842), (774, 26921)]