19906836

素因数分解:

$2^2\times 3^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{907}}^1$

素因数の和:1004

約数の個数: 48

約数和(自身を含む): 48814080

約数和(自身を除く): 28907244

約数列:

[1, 2, 3, 4, 6, 12, 31, 59, 62, 93, 118, 124, 177, 186, 236, 354, 372, 708, 907, 1814, 1829, 2721, 3628, 3658, 5442, 5487, 7316, 10884, 10974, 21948, 28117, 53513, 56234, 84351, 107026, 112468, 160539, 168702, 214052, 321078, 337404, 642156, 1658903, 3317806, 4976709, 6635612, 9953418, 19906836]

約数ペア:

[(1, 19906836), (2, 9953418), (3, 6635612), (4, 4976709), (6, 3317806), (12, 1658903), (31, 642156), (59, 337404), (62, 321078), (93, 214052), (118, 168702), (124, 160539), (177, 112468), (186, 107026), (236, 84351), (354, 56234), (372, 53513), (708, 28117), (907, 21948), (1814, 10974), (1829, 10884), (2721, 7316), (3628, 5487), (3658, 5442)]