1640894788

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{337}}^1\times {\mathrm{93637}}^1$

素因数の和:93991

約数の個数: 24

約数和(自身を含む): 3101665112

約数和(自身を除く): 1460770324

約数列:

[1, 2, 4, 13, 26, 52, 337, 674, 1348, 4381, 8762, 17524, 93637, 187274, 374548, 1217281, 2434562, 4869124, 31555669, 63111338, 126222676, 410223697, 820447394, 1640894788]

約数ペア:

[(1, 1640894788), (2, 820447394), (4, 410223697), (13, 126222676), (26, 63111338), (52, 31555669), (337, 4869124), (674, 2434562), (1348, 1217281), (4381, 374548), (8762, 187274), (17524, 93637)]