19799910591

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{331}}^1\times {\mathrm{27277}}^1$

素因数の和:27671

約数の個数: 32

約数和(自身を含む): 28690345728

約数和(自身を除く): 8890435137

約数列:

[1, 3, 17, 43, 51, 129, 331, 731, 993, 2193, 5627, 14233, 16881, 27277, 42699, 81831, 241961, 463709, 725883, 1172911, 1391127, 3518733, 9028687, 19939487, 27086061, 59818461, 153487679, 388233541, 460463037, 1164700623, 6599970197, 19799910591]

約数ペア:

[(1, 19799910591), (3, 6599970197), (17, 1164700623), (43, 460463037), (51, 388233541), (129, 153487679), (331, 59818461), (731, 27086061), (993, 19939487), (2193, 9028687), (5627, 3518733), (14233, 1391127), (16881, 1172911), (27277, 725883), (42699, 463709), (81831, 241961)]