20063979

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{223}}^1\times {\mathrm{769}}^1$

素因数の和:1011

約数の個数: 24

約数和(自身を含む): 31391360

約数和(自身を除く): 11327381

約数列:

[1, 3, 9, 13, 39, 117, 223, 669, 769, 2007, 2307, 2899, 6921, 8697, 9997, 26091, 29991, 89973, 171487, 514461, 1543383, 2229331, 6687993, 20063979]

約数ペア:

[(1, 20063979), (3, 6687993), (9, 2229331), (13, 1543383), (39, 514461), (117, 171487), (223, 89973), (669, 29991), (769, 26091), (2007, 9997), (2307, 8697), (2899, 6921)]