20382138

素因数分解:

$2^1\times 3^3\times 7^2\times {\mathrm{7703}}^1$

素因数の和:7728

約数の個数: 48

約数和(自身を含む): 52695360

約数和(自身を除く): 32313222

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 49, 54, 63, 98, 126, 147, 189, 294, 378, 441, 882, 1323, 2646, 7703, 15406, 23109, 46218, 53921, 69327, 107842, 138654, 161763, 207981, 323526, 377447, 415962, 485289, 754894, 970578, 1132341, 1455867, 2264682, 2911734, 3397023, 6794046, 10191069, 20382138]

約数ペア:

[(1, 20382138), (2, 10191069), (3, 6794046), (6, 3397023), (7, 2911734), (9, 2264682), (14, 1455867), (18, 1132341), (21, 970578), (27, 754894), (42, 485289), (49, 415962), (54, 377447), (63, 323526), (98, 207981), (126, 161763), (147, 138654), (189, 107842), (294, 69327), (378, 53921), (441, 46218), (882, 23109), (1323, 15406), (2646, 7703)]