20003295

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{5399}}^1$

素因数の和:5439

約数の個数: 32

約数和(自身を含む): 36288000

約数和(自身を除く): 16284705

約数列:

[1, 3, 5, 13, 15, 19, 39, 57, 65, 95, 195, 247, 285, 741, 1235, 3705, 5399, 16197, 26995, 70187, 80985, 102581, 210561, 307743, 350935, 512905, 1052805, 1333553, 1538715, 4000659, 6667765, 20003295]

約数ペア:

[(1, 20003295), (3, 6667765), (5, 4000659), (13, 1538715), (15, 1333553), (19, 1052805), (39, 512905), (57, 350935), (65, 307743), (95, 210561), (195, 102581), (247, 80985), (285, 70187), (741, 26995), (1235, 16197), (3705, 5399)]