20508724305

素因数分解:

$3^2\times 5^1\times {\mathrm{149}}^1\times {\mathrm{739}}^1\times {\mathrm{4139}}^1$

素因数の和:5038

約数の個数: 48

約数和(自身を含む): 35844120000

約数和(自身を除く): 15335395695

約数列:

[1, 3, 5, 9, 15, 45, 149, 447, 739, 745, 1341, 2217, 2235, 3695, 4139, 6651, 6705, 11085, 12417, 20695, 33255, 37251, 62085, 110111, 186255, 330333, 550555, 616711, 990999, 1651665, 1850133, 3058721, 3083555, 4954995, 5550399, 9176163, 9250665, 15293605, 27528489, 27751995, 45880815, 137642445, 455749429, 1367248287, 2278747145, 4101744861, 6836241435, 20508724305]

約数ペア:

[(1, 20508724305), (3, 6836241435), (5, 4101744861), (9, 2278747145), (15, 1367248287), (45, 455749429), (149, 137642445), (447, 45880815), (739, 27751995), (745, 27528489), (1341, 15293605), (2217, 9250665), (2235, 9176163), (3695, 5550399), (4139, 4954995), (6651, 3083555), (6705, 3058721), (11085, 1850133), (12417, 1651665), (20695, 990999), (33255, 616711), (37251, 550555), (62085, 330333), (110111, 186255)]