1921292

素因数分解:

$2^2\times {\mathrm{67}}^2\times {\mathrm{107}}^1$

素因数の和:245

約数の個数: 18

約数和(自身を含む): 3445092

約数和(自身を除く): 1523800

約数列:

[1, 2, 4, 67, 107, 134, 214, 268, 428, 4489, 7169, 8978, 14338, 17956, 28676, 480323, 960646, 1921292]

約数ペア:

[(1, 1921292), (2, 960646), (4, 480323), (67, 28676), (107, 17956), (134, 14338), (214, 8978), (268, 7169), (428, 4489)]