20768302

素因数分解:

$2^1\times {\mathrm{103}}^1\times {\mathrm{181}}^1\times {\mathrm{557}}^1$

素因数の和:843

約数の個数: 16

約数和(自身を含む): 31685472

約数和(自身を除く): 10917170

約数列:

[1, 2, 103, 181, 206, 362, 557, 1114, 18643, 37286, 57371, 100817, 114742, 201634, 10384151, 20768302]

約数ペア:

[(1, 20768302), (2, 10384151), (103, 201634), (181, 114742), (206, 100817), (362, 57371), (557, 37286), (1114, 18643)]