20125576497

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{89}}^1\times {\mathrm{20063}}^1$

素因数の和:20202

約数の個数: 48

約数和(自身を含む): 31044625920

約数和(自身を除く): 10919049423

約数列:

[1, 3, 13, 17, 39, 51, 89, 221, 267, 289, 663, 867, 1157, 1513, 3471, 3757, 4539, 11271, 19669, 20063, 25721, 59007, 60189, 77163, 260819, 334373, 341071, 782457, 1003119, 1023213, 1785607, 4433923, 5356821, 5798207, 13301769, 17394621, 23212891, 30355319, 69638673, 75376691, 91065957, 226130073, 394619147, 516040423, 1183857441, 1548121269, 6708525499, 20125576497]

約数ペア:

[(1, 20125576497), (3, 6708525499), (13, 1548121269), (17, 1183857441), (39, 516040423), (51, 394619147), (89, 226130073), (221, 91065957), (267, 75376691), (289, 69638673), (663, 30355319), (867, 23212891), (1157, 17394621), (1513, 13301769), (3471, 5798207), (3757, 5356821), (4539, 4433923), (11271, 1785607), (19669, 1023213), (20063, 1003119), (25721, 782457), (59007, 341071), (60189, 334373), (77163, 260819)]