20407668

素因数分解:

$2^2\times 3^1\times {\mathrm{41}}^1\times {\mathrm{41479}}^1$

素因数の和:41527

約数の個数: 24

約数和(自身を含む): 48780480

約数和(自身を除く): 28372812

約数列:

[1, 2, 3, 4, 6, 12, 41, 82, 123, 164, 246, 492, 41479, 82958, 124437, 165916, 248874, 497748, 1700639, 3401278, 5101917, 6802556, 10203834, 20407668]

約数ペア:

[(1, 20407668), (2, 10203834), (3, 6802556), (4, 5101917), (6, 3401278), (12, 1700639), (41, 497748), (82, 248874), (123, 165916), (164, 124437), (246, 82958), (492, 41479)]