19026425

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{1609}}^1$

素因数の和:1673

約数の個数: 24

約数和(自身を含む): 26352480

約数和(自身を除く): 7326055

約数列:

[1, 5, 11, 25, 43, 55, 215, 275, 473, 1075, 1609, 2365, 8045, 11825, 17699, 40225, 69187, 88495, 345935, 442475, 761057, 1729675, 3805285, 19026425]

約数ペア:

[(1, 19026425), (5, 3805285), (11, 1729675), (25, 761057), (43, 442475), (55, 345935), (215, 88495), (275, 69187), (473, 40225), (1075, 17699), (1609, 11825), (2365, 8045)]