20901596

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{7433}}^1$

素因数の和:7493

約数の個数: 24

約数和(自身を含む): 39548880

約数和(自身を除く): 18647284

約数列:

[1, 2, 4, 19, 37, 38, 74, 76, 148, 703, 1406, 2812, 7433, 14866, 29732, 141227, 275021, 282454, 550042, 564908, 1100084, 5225399, 10450798, 20901596]

約数ペア:

[(1, 20901596), (2, 10450798), (4, 5225399), (19, 1100084), (37, 564908), (38, 550042), (74, 282454), (76, 275021), (148, 141227), (703, 29732), (1406, 14866), (2812, 7433)]