31451536

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{307}}^1\times {\mathrm{337}}^1$

素因数の和:671

約数の個数: 40

約数和(自身を含む): 64544480

約数和(自身を除く): 33092944

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 307, 337, 614, 674, 1228, 1348, 2456, 2696, 4912, 5392, 5833, 6403, 11666, 12806, 23332, 25612, 46664, 51224, 93328, 102448, 103459, 206918, 413836, 827672, 1655344, 1965721, 3931442, 7862884, 15725768, 31451536]

約数ペア:

[(1, 31451536), (2, 15725768), (4, 7862884), (8, 3931442), (16, 1965721), (19, 1655344), (38, 827672), (76, 413836), (152, 206918), (304, 103459), (307, 102448), (337, 93328), (614, 51224), (674, 46664), (1228, 25612), (1348, 23332), (2456, 12806), (2696, 11666), (4912, 6403), (5392, 5833)]