20205138

素因数分解:

$2^1\times 3^1\times {\mathrm{223}}^1\times {\mathrm{15101}}^1$

素因数の和:15329

約数の個数: 16

約数和(自身を含む): 40594176

約数和(自身を除く): 20389038

約数列:

[1, 2, 3, 6, 223, 446, 669, 1338, 15101, 30202, 45303, 90606, 3367523, 6735046, 10102569, 20205138]

約数ペア:

[(1, 20205138), (2, 10102569), (3, 6735046), (6, 3367523), (223, 90606), (446, 45303), (669, 30202), (1338, 15101)]