19805510

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{113}}^1\times {\mathrm{1031}}^1$

素因数の和:1168

約数の個数: 32

約数和(自身を含む): 38117952

約数和(自身を除く): 18312442

約数列:

[1, 2, 5, 10, 17, 34, 85, 113, 170, 226, 565, 1031, 1130, 1921, 2062, 3842, 5155, 9605, 10310, 17527, 19210, 35054, 87635, 116503, 175270, 233006, 582515, 1165030, 1980551, 3961102, 9902755, 19805510]

約数ペア:

[(1, 19805510), (2, 9902755), (5, 3961102), (10, 1980551), (17, 1165030), (34, 582515), (85, 233006), (113, 175270), (170, 116503), (226, 87635), (565, 35054), (1031, 19210), (1130, 17527), (1921, 10310), (2062, 9605), (3842, 5155)]