20001884

素因数分解:

$2^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{15199}}^1$

素因数の和:15257

約数の個数: 24

約数和(自身を含む): 40857600

約数和(自身を除く): 20855716

約数列:

[1, 2, 4, 7, 14, 28, 47, 94, 188, 329, 658, 1316, 15199, 30398, 60796, 106393, 212786, 425572, 714353, 1428706, 2857412, 5000471, 10000942, 20001884]

約数ペア:

[(1, 20001884), (2, 10000942), (4, 5000471), (7, 2857412), (14, 1428706), (28, 714353), (47, 425572), (94, 212786), (188, 106393), (329, 60796), (658, 30398), (1316, 15199)]