18820494

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{367}}^1$

素因数の和:430

約数の個数: 96

約数和(自身を含む): 52356096

約数和(自身を除く): 33535602

約数列:

[1, 2, 3, 6, 7, 9, 11, 14, 18, 21, 22, 33, 37, 42, 63, 66, 74, 77, 99, 111, 126, 154, 198, 222, 231, 259, 333, 367, 407, 462, 518, 666, 693, 734, 777, 814, 1101, 1221, 1386, 1554, 2202, 2331, 2442, 2569, 2849, 3303, 3663, 4037, 4662, 5138, 5698, 6606, 7326, 7707, 8074, 8547, 12111, 13579, 15414, 17094, 23121, 24222, 25641, 27158, 28259, 36333, 40737, 46242, 51282, 56518, 72666, 81474, 84777, 95053, 122211, 149369, 169554, 190106, 244422, 254331, 285159, 298738, 448107, 508662, 570318, 855477, 896214, 1045583, 1344321, 1710954, 2091166, 2688642, 3136749, 6273498, 9410247, 18820494]

約数ペア:

[(1, 18820494), (2, 9410247), (3, 6273498), (6, 3136749), (7, 2688642), (9, 2091166), (11, 1710954), (14, 1344321), (18, 1045583), (21, 896214), (22, 855477), (33, 570318), (37, 508662), (42, 448107), (63, 298738), (66, 285159), (74, 254331), (77, 244422), (99, 190106), (111, 169554), (126, 149369), (154, 122211), (198, 95053), (222, 84777), (231, 81474), (259, 72666), (333, 56518), (367, 51282), (407, 46242), (462, 40737), (518, 36333), (666, 28259), (693, 27158), (734, 25641), (777, 24222), (814, 23121), (1101, 17094), (1221, 15414), (1386, 13579), (1554, 12111), (2202, 8547), (2331, 8074), (2442, 7707), (2569, 7326), (2849, 6606), (3303, 5698), (3663, 5138), (4037, 4662)]