20207130286

素因数分解:

$2^1\times 7^2\times {\mathrm{23}}^2\times {\mathrm{389783}}^1$

素因数の和:389845

約数の個数: 36

約数和(自身を含む): 36859144392

約数和(自身を除く): 16652014106

約数列:

[1, 2, 7, 14, 23, 46, 49, 98, 161, 322, 529, 1058, 1127, 2254, 3703, 7406, 25921, 51842, 389783, 779566, 2728481, 5456962, 8965009, 17930018, 19099367, 38198734, 62755063, 125510126, 206195207, 412390414, 439285441, 878570882, 1443366449, 2886732898, 10103565143, 20207130286]

約数ペア:

[(1, 20207130286), (2, 10103565143), (7, 2886732898), (14, 1443366449), (23, 878570882), (46, 439285441), (49, 412390414), (98, 206195207), (161, 125510126), (322, 62755063), (529, 38198734), (1058, 19099367), (1127, 17930018), (2254, 8965009), (3703, 5456962), (7406, 2728481), (25921, 779566), (51842, 389783)]