20856732

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{133697}}^1$

素因数の和:133717

約数の個数: 24

約数和(自身を含む): 52409616

約数和(自身を除く): 31552884

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 133697, 267394, 401091, 534788, 802182, 1604364, 1738061, 3476122, 5214183, 6952244, 10428366, 20856732]

約数ペア:

[(1, 20856732), (2, 10428366), (3, 6952244), (4, 5214183), (6, 3476122), (12, 1738061), (13, 1604364), (26, 802182), (39, 534788), (52, 401091), (78, 267394), (156, 133697)]