19883265

素因数分解:

$3^1\times 5^1\times {\mathrm{157}}^1\times {\mathrm{8443}}^1$

素因数の和:8608

約数の個数: 16

約数和(自身を含む): 32019648

約数和(自身を除く): 12136383

約数列:

[1, 3, 5, 15, 157, 471, 785, 2355, 8443, 25329, 42215, 126645, 1325551, 3976653, 6627755, 19883265]

約数ペア:

[(1, 19883265), (3, 6627755), (5, 3976653), (15, 1325551), (157, 126645), (471, 42215), (785, 25329), (2355, 8443)]