15980816

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{1433}}^1$

素因数の和:1499

約数の個数: 40

約数和(自身を含む): 33607224

約数和(自身を除く): 17626408

約数列:

[1, 2, 4, 8, 16, 17, 34, 41, 68, 82, 136, 164, 272, 328, 656, 697, 1394, 1433, 2788, 2866, 5576, 5732, 11152, 11464, 22928, 24361, 48722, 58753, 97444, 117506, 194888, 235012, 389776, 470024, 940048, 998801, 1997602, 3995204, 7990408, 15980816]

約数ペア:

[(1, 15980816), (2, 7990408), (4, 3995204), (8, 1997602), (16, 998801), (17, 940048), (34, 470024), (41, 389776), (68, 235012), (82, 194888), (136, 117506), (164, 97444), (272, 58753), (328, 48722), (656, 24361), (697, 22928), (1394, 11464), (1433, 11152), (2788, 5732), (2866, 5576)]