1396624

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{2129}}^1$

素因数の和:2178

約数の個数: 20

約数和(自身を含む): 2773260

約数和(自身を除く): 1376636

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 656, 2129, 4258, 8516, 17032, 34064, 87289, 174578, 349156, 698312, 1396624]

約数ペア:

[(1, 1396624), (2, 698312), (4, 349156), (8, 174578), (16, 87289), (41, 34064), (82, 17032), (164, 8516), (328, 4258), (656, 2129)]