20455784294407

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{883}}^1\times {\mathrm{9705167}}^1$

素因数の和:9706099

約数の個数: 32

約数和(自身を含む): 26355820068864

約数和(自身を除く): 5900035774457

約数列:

[1, 7, 11, 31, 77, 217, 341, 883, 2387, 6181, 9713, 27373, 67991, 191611, 301103, 2107721, 9705167, 67936169, 106756837, 300860177, 747297859, 2106021239, 3309461947, 8569662461, 23166233629, 59987637227, 94266287071, 265659536291, 659864009497, 1859616754037, 2922254899201, 20455784294407]

約数ペア:

[(1, 20455784294407), (7, 2922254899201), (11, 1859616754037), (31, 659864009497), (77, 265659536291), (217, 94266287071), (341, 59987637227), (883, 23166233629), (2387, 8569662461), (6181, 3309461947), (9713, 2106021239), (27373, 747297859), (67991, 300860177), (191611, 106756837), (301103, 67936169), (2107721, 9705167)]