20645032

素因数分解:

$2^3\times {\mathrm{47}}^1\times {\mathrm{54907}}^1$

素因数の和:54960

約数の個数: 16

約数和(自身を含む): 39533760

約数和(自身を除く): 18888728

約数列:

[1, 2, 4, 8, 47, 94, 188, 376, 54907, 109814, 219628, 439256, 2580629, 5161258, 10322516, 20645032]

約数ペア:

[(1, 20645032), (2, 10322516), (4, 5161258), (8, 2580629), (47, 439256), (94, 219628), (188, 109814), (376, 54907)]