20718002

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{383}}^1$

素因数の和:482

約数の個数: 32

約数和(自身を含む): 34670592

約数和(自身を除く): 13952590

約数列:

[1, 2, 17, 34, 37, 43, 74, 86, 383, 629, 731, 766, 1258, 1462, 1591, 3182, 6511, 13022, 14171, 16469, 27047, 28342, 32938, 54094, 240907, 279973, 481814, 559946, 609353, 1218706, 10359001, 20718002]

約数ペア:

[(1, 20718002), (2, 10359001), (17, 1218706), (34, 609353), (37, 559946), (43, 481814), (74, 279973), (86, 240907), (383, 54094), (629, 32938), (731, 28342), (766, 27047), (1258, 16469), (1462, 14171), (1591, 13022), (3182, 6511)]