20386926

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{4373}}^1$

素因数の和:4425

約数の個数: 48

約数和(自身を含む): 51858144

約数和(自身を除く): 31471218

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 37, 42, 63, 74, 111, 126, 222, 259, 333, 518, 666, 777, 1554, 2331, 4373, 4662, 8746, 13119, 26238, 30611, 39357, 61222, 78714, 91833, 161801, 183666, 275499, 323602, 485403, 550998, 970806, 1132607, 1456209, 2265214, 2912418, 3397821, 6795642, 10193463, 20386926]

約数ペア:

[(1, 20386926), (2, 10193463), (3, 6795642), (6, 3397821), (7, 2912418), (9, 2265214), (14, 1456209), (18, 1132607), (21, 970806), (37, 550998), (42, 485403), (63, 323602), (74, 275499), (111, 183666), (126, 161801), (222, 91833), (259, 78714), (333, 61222), (518, 39357), (666, 30611), (777, 26238), (1554, 13119), (2331, 8746), (4373, 4662)]