2685488

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{12911}}^1$

素因数の和:12932

約数の個数: 20

約数和(自身を含む): 5603808

約数和(自身を除く): 2918320

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 12911, 25822, 51644, 103288, 167843, 206576, 335686, 671372, 1342744, 2685488]

約数ペア:

[(1, 2685488), (2, 1342744), (4, 671372), (8, 335686), (13, 206576), (16, 167843), (26, 103288), (52, 51644), (104, 25822), (208, 12911)]