20903826

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{151477}}^1$

素因数の和:151505

約数の個数: 16

約数和(自身を含む): 43625664

約数和(自身を除く): 22721838

約数列:

[1, 2, 3, 6, 23, 46, 69, 138, 151477, 302954, 454431, 908862, 3483971, 6967942, 10451913, 20903826]

約数ペア:

[(1, 20903826), (2, 10451913), (3, 6967942), (6, 3483971), (23, 908862), (46, 454431), (69, 302954), (138, 151477)]