20189422065

素因数分解:

$3^1\times 5^1\times {\mathrm{157}}^1\times {\mathrm{8573003}}^1$

素因数の和:8573168

約数の個数: 16

約数和(自身を含む): 32508831168

約数和(自身を除く): 12319409103

約数列:

[1, 3, 5, 15, 157, 471, 785, 2355, 8573003, 25719009, 42865015, 128595045, 1345961471, 4037884413, 6729807355, 20189422065]

約数ペア:

[(1, 20189422065), (3, 6729807355), (5, 4037884413), (15, 1345961471), (157, 128595045), (471, 42865015), (785, 25719009), (2355, 8573003)]