19123156

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{11863}}^1$

素因数の和:11911

約数の個数: 24

約数和(自身を含む): 37205504

約数和(自身を除く): 18082348

約数列:

[1, 2, 4, 13, 26, 31, 52, 62, 124, 403, 806, 1612, 11863, 23726, 47452, 154219, 308438, 367753, 616876, 735506, 1471012, 4780789, 9561578, 19123156]

約数ペア:

[(1, 19123156), (2, 9561578), (4, 4780789), (13, 1471012), (26, 735506), (31, 616876), (52, 367753), (62, 308438), (124, 154219), (403, 47452), (806, 23726), (1612, 11863)]