207813386

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{37}}^1\times {\mathrm{23209}}^1$

素因数の和:23270

約数の個数: 24

約数和(自身を含む): 351910020

約数和(自身を除く): 144096634

約数列:

[1, 2, 11, 22, 37, 74, 121, 242, 407, 814, 4477, 8954, 23209, 46418, 255299, 510598, 858733, 1717466, 2808289, 5616578, 9446063, 18892126, 103906693, 207813386]

約数ペア:

[(1, 207813386), (2, 103906693), (11, 18892126), (22, 9446063), (37, 5616578), (74, 2808289), (121, 1717466), (242, 858733), (407, 510598), (814, 255299), (4477, 46418), (8954, 23209)]