20540311

素因数分解:

${\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{4273}}^1$

素因数の和:4326

約数の個数: 16

約数和(自身を含む): 24618240

約数和(自身を除く): 4077929

約数列:

[1, 11, 19, 23, 209, 253, 437, 4273, 4807, 47003, 81187, 98279, 893057, 1081069, 1867301, 20540311]

約数ペア:

[(1, 20540311), (11, 1867301), (19, 1081069), (23, 893057), (209, 98279), (253, 81187), (437, 47003), (4273, 4807)]