2002065891

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{5017709}}^1$

素因数の和:5017738

約数の個数: 16

約数和(自身を含む): 3211334400

約数和(自身を除く): 1209268509

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 5017709, 15053127, 35123963, 95336471, 105371889, 286009413, 667355297, 2002065891]

約数ペア:

[(1, 2002065891), (3, 667355297), (7, 286009413), (19, 105371889), (21, 95336471), (57, 35123963), (133, 15053127), (399, 5017709)]