20545508716

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{6379}}^1\times {\mathrm{42379}}^1$

素因数の和:48781

約数の個数: 24

約数和(自身を含む): 37853816000

約数和(自身を除く): 17308307284

約数列:

[1, 2, 4, 19, 38, 76, 6379, 12758, 25516, 42379, 84758, 121201, 169516, 242402, 484804, 805201, 1610402, 3220804, 270335641, 540671282, 1081342564, 5136377179, 10272754358, 20545508716]

約数ペア:

[(1, 20545508716), (2, 10272754358), (4, 5136377179), (19, 1081342564), (38, 540671282), (76, 270335641), (6379, 3220804), (12758, 1610402), (25516, 805201), (42379, 484804), (84758, 242402), (121201, 169516)]