20496903

素因数分解:

$3^1\times 7^1\times {\mathrm{317}}^1\times {\mathrm{3079}}^1$

素因数の和:3406

約数の個数: 16

約数和(自身を含む): 31342080

約数和(自身を除く): 10845177

約数列:

[1, 3, 7, 21, 317, 951, 2219, 3079, 6657, 9237, 21553, 64659, 976043, 2928129, 6832301, 20496903]

約数ペア:

[(1, 20496903), (3, 6832301), (7, 2928129), (21, 976043), (317, 64659), (951, 21553), (2219, 9237), (3079, 6657)]