20797101

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{193}}^1\times {\mathrm{307}}^1$

素因数の和:522

約数の個数: 32

約数和(自身を含む): 33461120

約数和(自身を除く): 12664019

約数列:

[1, 3, 9, 13, 27, 39, 117, 193, 307, 351, 579, 921, 1737, 2509, 2763, 3991, 5211, 7527, 8289, 11973, 22581, 35919, 59251, 67743, 107757, 177753, 533259, 770263, 1599777, 2310789, 6932367, 20797101]

約数ペア:

[(1, 20797101), (3, 6932367), (9, 2310789), (13, 1599777), (27, 770263), (39, 533259), (117, 177753), (193, 107757), (307, 67743), (351, 59251), (579, 35919), (921, 22581), (1737, 11973), (2509, 8289), (2763, 7527), (3991, 5211)]