18308556

素因数分解:

$2^2\times 3^2\times 7^2\times {\mathrm{97}}^1\times {\mathrm{107}}^1$

素因数の和:228

約数の個数: 108

約数和(自身を含む): 54899208

約数和(自身を除く): 36590652

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 49, 63, 84, 97, 98, 107, 126, 147, 194, 196, 214, 252, 291, 294, 321, 388, 428, 441, 582, 588, 642, 679, 749, 873, 882, 963, 1164, 1284, 1358, 1498, 1746, 1764, 1926, 2037, 2247, 2716, 2996, 3492, 3852, 4074, 4494, 4753, 5243, 6111, 6741, 8148, 8988, 9506, 10379, 10486, 12222, 13482, 14259, 15729, 19012, 20758, 20972, 24444, 26964, 28518, 31137, 31458, 41516, 42777, 47187, 57036, 62274, 62916, 72653, 85554, 93411, 94374, 124548, 145306, 171108, 186822, 188748, 217959, 290612, 373644, 435918, 508571, 653877, 871836, 1017142, 1307754, 1525713, 2034284, 2615508, 3051426, 4577139, 6102852, 9154278, 18308556]

約数ペア:

[(1, 18308556), (2, 9154278), (3, 6102852), (4, 4577139), (6, 3051426), (7, 2615508), (9, 2034284), (12, 1525713), (14, 1307754), (18, 1017142), (21, 871836), (28, 653877), (36, 508571), (42, 435918), (49, 373644), (63, 290612), (84, 217959), (97, 188748), (98, 186822), (107, 171108), (126, 145306), (147, 124548), (194, 94374), (196, 93411), (214, 85554), (252, 72653), (291, 62916), (294, 62274), (321, 57036), (388, 47187), (428, 42777), (441, 41516), (582, 31458), (588, 31137), (642, 28518), (679, 26964), (749, 24444), (873, 20972), (882, 20758), (963, 19012), (1164, 15729), (1284, 14259), (1358, 13482), (1498, 12222), (1746, 10486), (1764, 10379), (1926, 9506), (2037, 8988), (2247, 8148), (2716, 6741), (2996, 6111), (3492, 5243), (3852, 4753), (4074, 4494)]