20371554

素因数分解:

$2^1\times 3^3\times 7^2\times {\mathrm{7699}}^1$

素因数の和:7724

約数の個数: 48

約数和(自身を含む): 52668000

約数和(自身を除く): 32296446

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, 7699, 15398, 23097, 46194, 53893, 69291, 107786, 138582, 161679, 207873, 323358, 377251, 415746, 485037, 754502, 970074, 1131753, 1455111, 2263506, 2910222, 3395259, 6790518, 10185777, 20371554]

約数ペア:

[(1, 20371554), (2, 10185777), (3, 6790518), (6, 3395259), (7, 2910222), (9, 2263506), (14, 1455111), (18, 1131753), (21, 970074), (27, 754502), (42, 485037), (49, 415746), (54, 377251), (63, 323358), (98, 207873), (126, 161679), (147, 138582), (189, 107786), (294, 69291), (378, 53893), (441, 46194), (882, 23097), (1323, 15398), (2646, 7699)]