20792443539

素因数分解:

$3^1\times 7^1\times {\mathrm{18859}}^1\times {\mathrm{52501}}^1$

素因数の和:71370

約数の個数: 16

約数和(自身を含む): 31686007040

約数和(自身を除く): 10893563501

約数列:

[1, 3, 7, 21, 18859, 52501, 56577, 132013, 157503, 367507, 396039, 1102521, 990116359, 2970349077, 6930814513, 20792443539]

約数ペア:

[(1, 20792443539), (3, 6930814513), (7, 2970349077), (21, 990116359), (18859, 1102521), (52501, 396039), (56577, 367507), (132013, 157503)]