25380368

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{122021}}^1$

素因数の和:122042

約数の個数: 20

約数和(自身を含む): 52957548

約数和(自身を除く): 27577180

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 122021, 244042, 488084, 976168, 1586273, 1952336, 3172546, 6345092, 12690184, 25380368]

約数ペア:

[(1, 25380368), (2, 12690184), (4, 6345092), (8, 3172546), (13, 1952336), (16, 1586273), (26, 976168), (52, 488084), (104, 244042), (208, 122021)]