20379051

素因数分解:

$3^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{4201}}^1$

素因数の和:4232

約数の個数: 36

約数和(自身を含む): 37364184

約数和(自身を除く): 16985133

約数列:

[1, 3, 7, 9, 11, 21, 33, 49, 63, 77, 99, 147, 231, 441, 539, 693, 1617, 4201, 4851, 12603, 29407, 37809, 46211, 88221, 138633, 205849, 264663, 323477, 415899, 617547, 970431, 1852641, 2264339, 2911293, 6793017, 20379051]

約数ペア:

[(1, 20379051), (3, 6793017), (7, 2911293), (9, 2264339), (11, 1852641), (21, 970431), (33, 617547), (49, 415899), (63, 323477), (77, 264663), (99, 205849), (147, 138633), (231, 88221), (441, 46211), (539, 37809), (693, 29407), (1617, 12603), (4201, 4851)]