20553296

素因数分解:

$2^4\times {\mathrm{73}}^1\times {\mathrm{17597}}^1$

素因数の和:17678

約数の個数: 20

約数和(自身を含む): 40369812

約数和(自身を除く): 19816516

約数列:

[1, 2, 4, 8, 16, 73, 146, 292, 584, 1168, 17597, 35194, 70388, 140776, 281552, 1284581, 2569162, 5138324, 10276648, 20553296]

約数ペア:

[(1, 20553296), (2, 10276648), (4, 5138324), (8, 2569162), (16, 1284581), (73, 281552), (146, 140776), (292, 70388), (584, 35194), (1168, 17597)]