5131216

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{16879}}^1$

素因数の和:16906

約数の個数: 20

約数和(自身を含む): 10465600

約数和(自身を除く): 5334384

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 16879, 33758, 67516, 135032, 270064, 320701, 641402, 1282804, 2565608, 5131216]

約数ペア:

[(1, 5131216), (2, 2565608), (4, 1282804), (8, 641402), (16, 320701), (19, 270064), (38, 135032), (76, 67516), (152, 33758), (304, 16879)]