20570684

素因数分解:

$2^2\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{2917}}^1$

素因数の和:3005

約数の個数: 24

約数和(自身を含む): 37747248

約数和(自身を除く): 17176564

約数列:

[1, 2, 4, 41, 43, 82, 86, 164, 172, 1763, 2917, 3526, 5834, 7052, 11668, 119597, 125431, 239194, 250862, 478388, 501724, 5142671, 10285342, 20570684]

約数ペア:

[(1, 20570684), (2, 10285342), (4, 5142671), (41, 501724), (43, 478388), (82, 250862), (86, 239194), (164, 125431), (172, 119597), (1763, 11668), (2917, 7052), (3526, 5834)]