20134928

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{233}}^1\times {\mathrm{491}}^1$

素因数の和:743

約数の個数: 40

約数和(自身を含む): 42827616

約数和(自身を除く): 22692688

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 233, 466, 491, 932, 982, 1864, 1964, 2563, 3728, 3928, 5126, 5401, 7856, 10252, 10802, 20504, 21604, 41008, 43208, 86416, 114403, 228806, 457612, 915224, 1258433, 1830448, 2516866, 5033732, 10067464, 20134928]

約数ペア:

[(1, 20134928), (2, 10067464), (4, 5033732), (8, 2516866), (11, 1830448), (16, 1258433), (22, 915224), (44, 457612), (88, 228806), (176, 114403), (233, 86416), (466, 43208), (491, 41008), (932, 21604), (982, 20504), (1864, 10802), (1964, 10252), (2563, 7856), (3728, 5401), (3928, 5126)]