18942448

素因数分解:

$2^4\times 7^1\times {\mathrm{169129}}^1$

素因数の和:169144

約数の個数: 20

約数和(自身を含む): 41944240

約数和(自身を除く): 23001792

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 169129, 338258, 676516, 1183903, 1353032, 2367806, 2706064, 4735612, 9471224, 18942448]

約数ペア:

[(1, 18942448), (2, 9471224), (4, 4735612), (7, 2706064), (8, 2367806), (14, 1353032), (16, 1183903), (28, 676516), (56, 338258), (112, 169129)]