20209968

素因数分解:

$2^4\times 3^2\times {\mathrm{293}}^1\times {\mathrm{479}}^1$

素因数の和:786

約数の個数: 60

約数和(自身を含む): 56871360

約数和(自身を除く): 36661392

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 293, 479, 586, 879, 958, 1172, 1437, 1758, 1916, 2344, 2637, 2874, 3516, 3832, 4311, 4688, 5274, 5748, 7032, 7664, 8622, 10548, 11496, 14064, 17244, 21096, 22992, 34488, 42192, 68976, 140347, 280694, 421041, 561388, 842082, 1122776, 1263123, 1684164, 2245552, 2526246, 3368328, 5052492, 6736656, 10104984, 20209968]

約数ペア:

[(1, 20209968), (2, 10104984), (3, 6736656), (4, 5052492), (6, 3368328), (8, 2526246), (9, 2245552), (12, 1684164), (16, 1263123), (18, 1122776), (24, 842082), (36, 561388), (48, 421041), (72, 280694), (144, 140347), (293, 68976), (479, 42192), (586, 34488), (879, 22992), (958, 21096), (1172, 17244), (1437, 14064), (1758, 11496), (1916, 10548), (2344, 8622), (2637, 7664), (2874, 7032), (3516, 5748), (3832, 5274), (4311, 4688)]