20167020717

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{281}}^1\times {\mathrm{20641}}^1$

素因数の和:21005

約数の個数: 32

約数和(自身を含む): 28872378240

約数和(自身を除く): 8705357523

約数列:

[1, 3, 19, 57, 61, 183, 281, 843, 1159, 3477, 5339, 16017, 17141, 20641, 51423, 61923, 325679, 392179, 977037, 1176537, 1259101, 3777303, 5800121, 17400363, 23922919, 71768757, 110202299, 330606897, 353807381, 1061422143, 6722340239, 20167020717]

約数ペア:

[(1, 20167020717), (3, 6722340239), (19, 1061422143), (57, 353807381), (61, 330606897), (183, 110202299), (281, 71768757), (843, 23922919), (1159, 17400363), (3477, 5800121), (5339, 3777303), (16017, 1259101), (17141, 1176537), (20641, 977037), (51423, 392179), (61923, 325679)]