19803364

素因数分解:

$2^2\times 7^1\times {\mathrm{127}}^1\times {\mathrm{5569}}^1$

素因数の和:5707

約数の個数: 24

約数和(自身を含む): 39925760

約数和(自身を除く): 20122396

約数列:

[1, 2, 4, 7, 14, 28, 127, 254, 508, 889, 1778, 3556, 5569, 11138, 22276, 38983, 77966, 155932, 707263, 1414526, 2829052, 4950841, 9901682, 19803364]

約数ペア:

[(1, 19803364), (2, 9901682), (4, 4950841), (7, 2829052), (14, 1414526), (28, 707263), (127, 155932), (254, 77966), (508, 38983), (889, 22276), (1778, 11138), (3556, 5569)]