18020376

素因数分解:

$2^3\times 3^2\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{373}}^1$

素因数の和:457

約数の個数: 96

約数和(自身を含む): 54259920

約数和(自身を除く): 36239544

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 18, 22, 24, 33, 36, 44, 61, 66, 72, 88, 99, 122, 132, 183, 198, 244, 264, 366, 373, 396, 488, 549, 671, 732, 746, 792, 1098, 1119, 1342, 1464, 1492, 2013, 2196, 2238, 2684, 2984, 3357, 4026, 4103, 4392, 4476, 5368, 6039, 6714, 8052, 8206, 8952, 12078, 12309, 13428, 16104, 16412, 22753, 24156, 24618, 26856, 32824, 36927, 45506, 48312, 49236, 68259, 73854, 91012, 98472, 136518, 147708, 182024, 204777, 250283, 273036, 295416, 409554, 500566, 546072, 750849, 819108, 1001132, 1501698, 1638216, 2002264, 2252547, 3003396, 4505094, 6006792, 9010188, 18020376]

約数ペア:

[(1, 18020376), (2, 9010188), (3, 6006792), (4, 4505094), (6, 3003396), (8, 2252547), (9, 2002264), (11, 1638216), (12, 1501698), (18, 1001132), (22, 819108), (24, 750849), (33, 546072), (36, 500566), (44, 409554), (61, 295416), (66, 273036), (72, 250283), (88, 204777), (99, 182024), (122, 147708), (132, 136518), (183, 98472), (198, 91012), (244, 73854), (264, 68259), (366, 49236), (373, 48312), (396, 45506), (488, 36927), (549, 32824), (671, 26856), (732, 24618), (746, 24156), (792, 22753), (1098, 16412), (1119, 16104), (1342, 13428), (1464, 12309), (1492, 12078), (2013, 8952), (2196, 8206), (2238, 8052), (2684, 6714), (2984, 6039), (3357, 5368), (4026, 4476), (4103, 4392)]