20177001

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{5563}}^1$

素因数の和:5613

約数の個数: 24

約数和(自身を含む): 32404736

約数和(自身を除く): 12227735

約数列:

[1, 3, 9, 13, 31, 39, 93, 117, 279, 403, 1209, 3627, 5563, 16689, 50067, 72319, 172453, 216957, 517359, 650871, 1552077, 2241889, 6725667, 20177001]

約数ペア:

[(1, 20177001), (3, 6725667), (9, 2241889), (13, 1552077), (31, 650871), (39, 517359), (93, 216957), (117, 172453), (279, 72319), (403, 50067), (1209, 16689), (3627, 5563)]