20934117

素因数分解:

$3^2\times {\mathrm{23}}^2\times {\mathrm{4397}}^1$

素因数の和:4449

約数の個数: 18

約数和(自身を含む): 31617222

約数和(自身を除く): 10683105

約数列:

[1, 3, 9, 23, 69, 207, 529, 1587, 4397, 4761, 13191, 39573, 101131, 303393, 910179, 2326013, 6978039, 20934117]

約数ペア:

[(1, 20934117), (3, 6978039), (9, 2326013), (23, 910179), (69, 303393), (207, 101131), (529, 39573), (1587, 13191), (4397, 4761)]