19668088

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{4217}}^1$

素因数の和:4287

約数の個数: 32

約数和(自身を含む): 40998960

約数和(自身を除く): 21330872

約数列:

[1, 2, 4, 8, 11, 22, 44, 53, 88, 106, 212, 424, 583, 1166, 2332, 4217, 4664, 8434, 16868, 33736, 46387, 92774, 185548, 223501, 371096, 447002, 894004, 1788008, 2458511, 4917022, 9834044, 19668088]

約数ペア:

[(1, 19668088), (2, 9834044), (4, 4917022), (8, 2458511), (11, 1788008), (22, 894004), (44, 447002), (53, 371096), (88, 223501), (106, 185548), (212, 92774), (424, 46387), (583, 33736), (1166, 16868), (2332, 8434), (4217, 4664)]