26940016

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{39157}}^1$

素因数の和:39208

約数の個数: 20

約数和(自身を含む): 53411512

約数和(自身を除く): 26471496

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 344, 688, 39157, 78314, 156628, 313256, 626512, 1683751, 3367502, 6735004, 13470008, 26940016]

約数ペア:

[(1, 26940016), (2, 13470008), (4, 6735004), (8, 3367502), (16, 1683751), (43, 626512), (86, 313256), (172, 156628), (344, 78314), (688, 39157)]