678049264

素因数分解:

$2^4\times {\mathrm{419}}^1\times {\mathrm{101141}}^1$

素因数の和:101568

約数の個数: 20

約数和(自身を含む): 1316868840

約数和(自身を除く): 638819576

約数列:

[1, 2, 4, 8, 16, 419, 838, 1676, 3352, 6704, 101141, 202282, 404564, 809128, 1618256, 42378079, 84756158, 169512316, 339024632, 678049264]

約数ペア:

[(1, 678049264), (2, 339024632), (4, 169512316), (8, 84756158), (16, 42378079), (419, 1618256), (838, 809128), (1676, 404564), (3352, 202282), (6704, 101141)]