20490654

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{148483}}^1$

素因数の和:148511

約数の個数: 16

約数和(自身を含む): 42763392

約数和(自身を除く): 22272738

約数列:

[1, 2, 3, 6, 23, 46, 69, 138, 148483, 296966, 445449, 890898, 3415109, 6830218, 10245327, 20490654]

約数ペア:

[(1, 20490654), (2, 10245327), (3, 6830218), (6, 3415109), (23, 890898), (46, 445449), (69, 296966), (138, 148483)]