19594864

素因数分解:

$2^4\times {\mathrm{47}}^1\times {\mathrm{71}}^1\times {\mathrm{367}}^1$

素因数の和:493

約数の個数: 40

約数和(自身を含む): 39426048

約数和(自身を除く): 19831184

約数列:

[1, 2, 4, 8, 16, 47, 71, 94, 142, 188, 284, 367, 376, 568, 734, 752, 1136, 1468, 2936, 3337, 5872, 6674, 13348, 17249, 26057, 26696, 34498, 52114, 53392, 68996, 104228, 137992, 208456, 275984, 416912, 1224679, 2449358, 4898716, 9797432, 19594864]

約数ペア:

[(1, 19594864), (2, 9797432), (4, 4898716), (8, 2449358), (16, 1224679), (47, 416912), (71, 275984), (94, 208456), (142, 137992), (188, 104228), (284, 68996), (367, 53392), (376, 52114), (568, 34498), (734, 26696), (752, 26057), (1136, 17249), (1468, 13348), (2936, 6674), (3337, 5872)]