20368544

素因数分解:

$2^5\times 7^1\times {\mathrm{90931}}^1$

素因数の和:90948

約数の個数: 24

約数和(自身を含む): 45829728

約数和(自身を除く): 25461184

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 112, 224, 90931, 181862, 363724, 636517, 727448, 1273034, 1454896, 2546068, 2909792, 5092136, 10184272, 20368544]

約数ペア:

[(1, 20368544), (2, 10184272), (4, 5092136), (7, 2909792), (8, 2546068), (14, 1454896), (16, 1273034), (28, 727448), (32, 636517), (56, 363724), (112, 181862), (224, 90931)]