20278022

素因数分解:

$2^1\times {\mathrm{103}}^1\times {\mathrm{173}}^1\times {\mathrm{569}}^1$

素因数の和:847

約数の個数: 16

約数和(自身を含む): 30944160

約数和(自身を除く): 10666138

約数列:

[1, 2, 103, 173, 206, 346, 569, 1138, 17819, 35638, 58607, 98437, 117214, 196874, 10139011, 20278022]

約数ペア:

[(1, 20278022), (2, 10139011), (103, 196874), (173, 117214), (206, 98437), (346, 58607), (569, 35638), (1138, 17819)]