20827536831

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{319681}}^1$

素因数の和:319836

約数の個数: 32

約数和(自身を含む): 32735436800

約数和(自身を除く): 11907899969

約数列:

[1, 3, 9, 19, 27, 57, 127, 171, 381, 513, 1143, 2413, 3429, 7239, 21717, 65151, 319681, 959043, 2877129, 6073939, 8631387, 18221817, 40599487, 54665451, 121798461, 163996353, 365395383, 771390253, 1096186149, 2314170759, 6942512277, 20827536831]

約数ペア:

[(1, 20827536831), (3, 6942512277), (9, 2314170759), (19, 1096186149), (27, 771390253), (57, 365395383), (127, 163996353), (171, 121798461), (381, 54665451), (513, 40599487), (1143, 18221817), (2413, 8631387), (3429, 6073939), (7239, 2877129), (21717, 959043), (65151, 319681)]