18310516

素因数分解:

$2^2\times 7^2\times {\mathrm{103}}^1\times {\mathrm{907}}^1$

素因数の和:1028

約数の個数: 36

約数和(自身を含む): 37678368

約数和(自身を除く): 19367852

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 103, 196, 206, 412, 721, 907, 1442, 1814, 2884, 3628, 5047, 6349, 10094, 12698, 20188, 25396, 44443, 88886, 93421, 177772, 186842, 373684, 653947, 1307894, 2615788, 4577629, 9155258, 18310516]

約数ペア:

[(1, 18310516), (2, 9155258), (4, 4577629), (7, 2615788), (14, 1307894), (28, 653947), (49, 373684), (98, 186842), (103, 177772), (196, 93421), (206, 88886), (412, 44443), (721, 25396), (907, 20188), (1442, 12698), (1814, 10094), (2884, 6349), (3628, 5047)]