20199892408

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{7793}}^1\times {\mathrm{17053}}^1$

素因数の和:24871

約数の個数: 32

約数和(自身を含む): 39875662800

約数和(自身を除く): 19675770392

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 7793, 15586, 17053, 31172, 34106, 62344, 68212, 136424, 148067, 296134, 324007, 592268, 648014, 1184536, 1296028, 2592056, 132894029, 265788058, 531576116, 1063152232, 2524986551, 5049973102, 10099946204, 20199892408]

約数ペア:

[(1, 20199892408), (2, 10099946204), (4, 5049973102), (8, 2524986551), (19, 1063152232), (38, 531576116), (76, 265788058), (152, 132894029), (7793, 2592056), (15586, 1296028), (17053, 1184536), (31172, 648014), (34106, 592268), (62344, 324007), (68212, 296134), (136424, 148067)]