19850894

素因数分解:

$2^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{21163}}^1$

素因数の和:21239

約数の個数: 16

約数和(自身を含む): 34539648

約数和(自身を除く): 14688754

約数列:

[1, 2, 7, 14, 67, 134, 469, 938, 21163, 42326, 148141, 296282, 1417921, 2835842, 9925447, 19850894]

約数ペア:

[(1, 19850894), (2, 9925447), (7, 2835842), (14, 1417921), (67, 296282), (134, 148141), (469, 42326), (938, 21163)]