204555130

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1573501}}^1$

素因数の和:1573521

約数の個数: 16

約数和(自身を含む): 396522504

約数和(自身を除く): 191967374

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 1573501, 3147002, 7867505, 15735010, 20455513, 40911026, 102277565, 204555130]

約数ペア:

[(1, 204555130), (2, 102277565), (5, 40911026), (10, 20455513), (13, 15735010), (26, 7867505), (65, 3147002), (130, 1573501)]