20665150

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{37573}}^1$

素因数の和:37596

約数の個数: 24

約数和(自身を含む): 41932584

約数和(自身を除く): 21267434

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 55, 110, 275, 550, 37573, 75146, 187865, 375730, 413303, 826606, 939325, 1878650, 2066515, 4133030, 10332575, 20665150]

約数ペア:

[(1, 20665150), (2, 10332575), (5, 4133030), (10, 2066515), (11, 1878650), (22, 939325), (25, 826606), (50, 413303), (55, 375730), (110, 187865), (275, 75146), (550, 37573)]