20844795

素因数分解:

$3^1\times 5^1\times {\mathrm{151}}^1\times {\mathrm{9203}}^1$

素因数の和:9362

約数の個数: 16

約数和(自身を含む): 33576192

約数和(自身を除く): 12731397

約数列:

[1, 3, 5, 15, 151, 453, 755, 2265, 9203, 27609, 46015, 138045, 1389653, 4168959, 6948265, 20844795]

約数ペア:

[(1, 20844795), (3, 6948265), (5, 4168959), (15, 1389653), (151, 138045), (453, 46015), (755, 27609), (2265, 9203)]