22220144

素因数分解:

$2^4\times {\mathrm{53}}^1\times {\mathrm{26203}}^1$

素因数の和:26264

約数の個数: 20

約数和(自身を含む): 43865496

約数和(自身を除く): 21645352

約数列:

[1, 2, 4, 8, 16, 53, 106, 212, 424, 848, 26203, 52406, 104812, 209624, 419248, 1388759, 2777518, 5555036, 11110072, 22220144]

約数ペア:

[(1, 22220144), (2, 11110072), (4, 5555036), (8, 2777518), (16, 1388759), (53, 419248), (106, 209624), (212, 104812), (424, 52406), (848, 26203)]