66886928

素因数分解:

$2^4\times {\mathrm{503}}^1\times {\mathrm{8311}}^1$

素因数の和:8822

約数の個数: 20

約数和(自身を含む): 129866688

約数和(自身を除く): 62979760

約数列:

[1, 2, 4, 8, 16, 503, 1006, 2012, 4024, 8048, 8311, 16622, 33244, 66488, 132976, 4180433, 8360866, 16721732, 33443464, 66886928]

約数ペア:

[(1, 66886928), (2, 33443464), (4, 16721732), (8, 8360866), (16, 4180433), (503, 132976), (1006, 66488), (2012, 33244), (4024, 16622), (8048, 8311)]