20123688477

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{571}}^1\times {\mathrm{691037}}^1$

素因数の和:691628

約数の個数: 16

約数和(自身を含む): 28459708992

約数和(自身を除く): 8336020515

約数列:

[1, 3, 17, 51, 571, 1713, 9707, 29121, 691037, 2073111, 11747629, 35242887, 394582127, 1183746381, 6707896159, 20123688477]

約数ペア:

[(1, 20123688477), (3, 6707896159), (17, 1183746381), (51, 394582127), (571, 35242887), (1713, 11747629), (9707, 2073111), (29121, 691037)]