18721494

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{4111}}^1$

素因数の和:4153

約数の個数: 48

約数和(自身を含む): 46185984

約数和(自身を除く): 27464490

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 23, 33, 46, 66, 69, 99, 138, 198, 207, 253, 414, 506, 759, 1518, 2277, 4111, 4554, 8222, 12333, 24666, 36999, 45221, 73998, 90442, 94553, 135663, 189106, 271326, 283659, 406989, 567318, 813978, 850977, 1040083, 1701954, 2080166, 3120249, 6240498, 9360747, 18721494]

約数ペア:

[(1, 18721494), (2, 9360747), (3, 6240498), (6, 3120249), (9, 2080166), (11, 1701954), (18, 1040083), (22, 850977), (23, 813978), (33, 567318), (46, 406989), (66, 283659), (69, 271326), (99, 189106), (138, 135663), (198, 94553), (207, 90442), (253, 73998), (414, 45221), (506, 36999), (759, 24666), (1518, 12333), (2277, 8222), (4111, 4554)]