20053663

素因数分解:

$7^1\times {\mathrm{53}}^1\times {\mathrm{191}}^1\times {\mathrm{283}}^1$

素因数の和:534

約数の個数: 16

約数和(自身を含む): 23556096

約数和(自身を除く): 3502433

約数列:

[1, 7, 53, 191, 283, 371, 1337, 1981, 10123, 14999, 54053, 70861, 104993, 378371, 2864809, 20053663]

約数ペア:

[(1, 20053663), (7, 2864809), (53, 378371), (191, 104993), (283, 70861), (371, 54053), (1337, 14999), (1981, 10123)]