15980656

素因数分解:

$2^4\times {\mathrm{103}}^1\times {\mathrm{9697}}^1$

素因数の和:9808

約数の個数: 20

約数和(自身を含む): 31266352

約数和(自身を除く): 15285696

約数列:

[1, 2, 4, 8, 16, 103, 206, 412, 824, 1648, 9697, 19394, 38788, 77576, 155152, 998791, 1997582, 3995164, 7990328, 15980656]

約数ペア:

[(1, 15980656), (2, 7990328), (4, 3995164), (8, 1997582), (16, 998791), (103, 155152), (206, 77576), (412, 38788), (824, 19394), (1648, 9697)]