20751412

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{11503}}^1$

素因数の和:11559

約数の個数: 24

約数和(自身を含む): 40586112

約数和(自身を除く): 19834700

約数列:

[1, 2, 4, 11, 22, 41, 44, 82, 164, 451, 902, 1804, 11503, 23006, 46012, 126533, 253066, 471623, 506132, 943246, 1886492, 5187853, 10375706, 20751412]

約数ペア:

[(1, 20751412), (2, 10375706), (4, 5187853), (11, 1886492), (22, 943246), (41, 506132), (44, 471623), (82, 253066), (164, 126533), (451, 46012), (902, 23006), (1804, 11503)]