20993819

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{5801}}^1$

素因数の和:5866

約数の個数: 16

約数和(自身を含む): 26735616

約数和(自身を除く): 5741797

約数列:

[1, 7, 11, 47, 77, 329, 517, 3619, 5801, 40607, 63811, 272647, 446677, 1908529, 2999117, 20993819]

約数ペア:

[(1, 20993819), (7, 2999117), (11, 1908529), (47, 446677), (77, 272647), (329, 63811), (517, 40607), (3619, 5801)]