18867996890

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{110988217}}^1$

素因数の和:110988241

約数の個数: 16

約数和(自身を含む): 35960182632

約数和(自身を除く): 17092185742

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 110988217, 221976434, 554941085, 1109882170, 1886799689, 3773599378, 9433998445, 18867996890]

約数ペア:

[(1, 18867996890), (2, 9433998445), (5, 3773599378), (10, 1886799689), (17, 1109882170), (34, 554941085), (85, 221976434), (170, 110988217)]