20351086

素因数分解:

$2^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{19913}}^1$

素因数の和:19995

約数の個数: 16

約数和(自身を含む): 35367264

約数和(自身を除く): 15016178

約数列:

[1, 2, 7, 14, 73, 146, 511, 1022, 19913, 39826, 139391, 278782, 1453649, 2907298, 10175543, 20351086]

約数ペア:

[(1, 20351086), (2, 10175543), (7, 2907298), (14, 1453649), (73, 278782), (146, 139391), (511, 39826), (1022, 19913)]