20330995

素因数分解:

$5^1\times {\mathrm{61}}^1\times {\mathrm{191}}^1\times {\mathrm{349}}^1$

素因数の和:606

約数の個数: 16

約数和(自身を含む): 24998400

約数和(自身を除く): 4667405

約数列:

[1, 5, 61, 191, 305, 349, 955, 1745, 11651, 21289, 58255, 66659, 106445, 333295, 4066199, 20330995]

約数ペア:

[(1, 20330995), (5, 4066199), (61, 333295), (191, 106445), (305, 66659), (349, 58255), (955, 21289), (1745, 11651)]