20935871

素因数分解:

${\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{761}}^1$

素因数の和:874

約数の個数: 16

約数和(自身を含む): 23810976

約数和(自身を除く): 2875105

約数列:

[1, 11, 41, 61, 451, 671, 761, 2501, 8371, 27511, 31201, 46421, 343211, 510631, 1903261, 20935871]

約数ペア:

[(1, 20935871), (11, 1903261), (41, 510631), (61, 343211), (451, 46421), (671, 31201), (761, 27511), (2501, 8371)]