18563690

素因数分解:

$2^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{103}}^1\times {\mathrm{269}}^1$

素因数の和:446

約数の個数: 32

約数和(自身を含む): 34369920

約数和(自身を除く): 15806230

約数列:

[1, 2, 5, 10, 67, 103, 134, 206, 269, 335, 515, 538, 670, 1030, 1345, 2690, 6901, 13802, 18023, 27707, 34505, 36046, 55414, 69010, 90115, 138535, 180230, 277070, 1856369, 3712738, 9281845, 18563690]

約数ペア:

[(1, 18563690), (2, 9281845), (5, 3712738), (10, 1856369), (67, 277070), (103, 180230), (134, 138535), (206, 90115), (269, 69010), (335, 55414), (515, 36046), (538, 34505), (670, 27707), (1030, 18023), (1345, 13802), (2690, 6901)]