19855304

素因数分解:

$2^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{18661}}^1$

素因数の和:18693

約数の個数: 32

約数和(自身を含む): 44788800

約数和(自身を除く): 24933496

約数列:

[1, 2, 4, 7, 8, 14, 19, 28, 38, 56, 76, 133, 152, 266, 532, 1064, 18661, 37322, 74644, 130627, 149288, 261254, 354559, 522508, 709118, 1045016, 1418236, 2481913, 2836472, 4963826, 9927652, 19855304]

約数ペア:

[(1, 19855304), (2, 9927652), (4, 4963826), (7, 2836472), (8, 2481913), (14, 1418236), (19, 1045016), (28, 709118), (38, 522508), (56, 354559), (76, 261254), (133, 149288), (152, 130627), (266, 74644), (532, 37322), (1064, 18661)]