20443197

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{251}}^1\times {\mathrm{1597}}^1$

素因数の和:1868

約数の個数: 16

約数和(自身を含む): 28994112

約数和(自身を除く): 8550915

約数列:

[1, 3, 17, 51, 251, 753, 1597, 4267, 4791, 12801, 27149, 81447, 400847, 1202541, 6814399, 20443197]

約数ペア:

[(1, 20443197), (3, 6814399), (17, 1202541), (51, 400847), (251, 81447), (753, 27149), (1597, 12801), (4267, 4791)]