25554106

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{641}}^1\times {\mathrm{643}}^1$

素因数の和:1317

約数の個数: 16

約数和(自身を含む): 39691008

約数和(自身を除く): 14136902

約数列:

[1, 2, 31, 62, 641, 643, 1282, 1286, 19871, 19933, 39742, 39866, 412163, 824326, 12777053, 25554106]

約数ペア:

[(1, 25554106), (2, 12777053), (31, 824326), (62, 412163), (641, 39866), (643, 39742), (1282, 19933), (1286, 19871)]