19431586

素因数分解:

$2^1\times {\mathrm{37}}^2\times {\mathrm{47}}^1\times {\mathrm{151}}^1$

素因数の和:274

約数の個数: 24

約数和(自身を含む): 30796416

約数和(自身を除く): 11364830

約数列:

[1, 2, 37, 47, 74, 94, 151, 302, 1369, 1739, 2738, 3478, 5587, 7097, 11174, 14194, 64343, 128686, 206719, 262589, 413438, 525178, 9715793, 19431586]

約数ペア:

[(1, 19431586), (2, 9715793), (37, 525178), (47, 413438), (74, 262589), (94, 206719), (151, 128686), (302, 64343), (1369, 14194), (1739, 11174), (2738, 7097), (3478, 5587)]