28683664

素因数分解:

$2^4\times {\mathrm{61}}^1\times {\mathrm{29389}}^1$

素因数の和:29458

約数の個数: 20

約数和(自身を含む): 56487580

約数和(自身を除く): 27803916

約数列:

[1, 2, 4, 8, 16, 61, 122, 244, 488, 976, 29389, 58778, 117556, 235112, 470224, 1792729, 3585458, 7170916, 14341832, 28683664]

約数ペア:

[(1, 28683664), (2, 14341832), (4, 7170916), (8, 3585458), (16, 1792729), (61, 470224), (122, 235112), (244, 117556), (488, 58778), (976, 29389)]