51997426

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{19801}}^1$

素因数の和:19917

約数の個数: 16

約数和(自身を含む): 84831768

約数和(自身を除く): 32834342

約数列:

[1, 2, 13, 26, 101, 202, 1313, 2626, 19801, 39602, 257413, 514826, 1999901, 3999802, 25998713, 51997426]

約数ペア:

[(1, 51997426), (2, 25998713), (13, 3999802), (26, 1999901), (101, 514826), (202, 257413), (1313, 39602), (2626, 19801)]