20671974

素因数分解:

$2^1\times 3^2\times {\mathrm{37}}^1\times {\mathrm{31039}}^1$

素因数の和:31084

約数の個数: 24

約数和(自身を含む): 46001280

約数和(自身を除く): 25329306

約数列:

[1, 2, 3, 6, 9, 18, 37, 74, 111, 222, 333, 666, 31039, 62078, 93117, 186234, 279351, 558702, 1148443, 2296886, 3445329, 6890658, 10335987, 20671974]

約数ペア:

[(1, 20671974), (2, 10335987), (3, 6890658), (6, 3445329), (9, 2296886), (18, 1148443), (37, 558702), (74, 279351), (111, 186234), (222, 93117), (333, 62078), (666, 31039)]