20608217

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{1741}}^1$

素因数の和:1856

約数の個数: 16

約数和(自身を含む): 25084800

約数和(自身を除く): 4476583

約数列:

[1, 7, 19, 89, 133, 623, 1691, 1741, 11837, 12187, 33079, 154949, 231553, 1084643, 2944031, 20608217]

約数ペア:

[(1, 20608217), (7, 2944031), (19, 1084643), (89, 231553), (133, 154949), (623, 33079), (1691, 12187), (1741, 11837)]