19746051

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{233}}^1$

素因数の和:343

約数の個数: 32

約数和(自身を含む): 29719872

約数和(自身を除く): 9973821

約数列:

[1, 3, 13, 39, 41, 53, 123, 159, 233, 533, 689, 699, 1599, 2067, 2173, 3029, 6519, 9087, 9553, 12349, 28249, 28659, 37047, 84747, 124189, 160537, 372567, 481611, 506309, 1518927, 6582017, 19746051]

約数ペア:

[(1, 19746051), (3, 6582017), (13, 1518927), (39, 506309), (41, 481611), (53, 372567), (123, 160537), (159, 124189), (233, 84747), (533, 37047), (689, 28659), (699, 28249), (1599, 12349), (2067, 9553), (2173, 9087), (3029, 6519)]