20292441

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{127}}^1\times {\mathrm{241}}^1$

素因数の和:401

約数の個数: 32

約数和(自身を含む): 31223808

約数和(自身を除く): 10931367

約数列:

[1, 3, 13, 17, 39, 51, 127, 221, 241, 381, 663, 723, 1651, 2159, 3133, 4097, 4953, 6477, 9399, 12291, 28067, 30607, 53261, 84201, 91821, 159783, 397891, 520319, 1193673, 1560957, 6764147, 20292441]

約数ペア:

[(1, 20292441), (3, 6764147), (13, 1560957), (17, 1193673), (39, 520319), (51, 397891), (127, 159783), (221, 91821), (241, 84201), (381, 53261), (663, 30607), (723, 28067), (1651, 12291), (2159, 9399), (3133, 6477), (4097, 4953)]