18277468

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{21863}}^1$

素因数の和:21897

約数の個数: 24

約数和(自身を含む): 36731520

約数和(自身を除く): 18454052

約数列:

[1, 2, 4, 11, 19, 22, 38, 44, 76, 209, 418, 836, 21863, 43726, 87452, 240493, 415397, 480986, 830794, 961972, 1661588, 4569367, 9138734, 18277468]

約数ペア:

[(1, 18277468), (2, 9138734), (4, 4569367), (11, 1661588), (19, 961972), (22, 830794), (38, 480986), (44, 415397), (76, 240493), (209, 87452), (418, 43726), (836, 21863)]