20502414

素因数分解:

$2^1\times 3^2\times {\mathrm{53}}^1\times {\mathrm{21491}}^1$

素因数の和:21552

約数の個数: 24

約数和(自身を含む): 45262152

約数和(自身を除く): 24759738

約数列:

[1, 2, 3, 6, 9, 18, 53, 106, 159, 318, 477, 954, 21491, 42982, 64473, 128946, 193419, 386838, 1139023, 2278046, 3417069, 6834138, 10251207, 20502414]

約数ペア:

[(1, 20502414), (2, 10251207), (3, 6834138), (6, 3417069), (9, 2278046), (18, 1139023), (53, 386838), (106, 193419), (159, 128946), (318, 64473), (477, 42982), (954, 21491)]