20831304

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{179}}^1\times {\mathrm{373}}^1$

素因数の和:574

約数の個数: 64

約数和(自身を含む): 56548800

約数和(自身を除く): 35717496

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 179, 312, 358, 373, 537, 716, 746, 1074, 1119, 1432, 1492, 2148, 2238, 2327, 2984, 4296, 4476, 4654, 4849, 6981, 8952, 9308, 9698, 13962, 14547, 18616, 19396, 27924, 29094, 38792, 55848, 58188, 66767, 116376, 133534, 200301, 267068, 400602, 534136, 801204, 867971, 1602408, 1735942, 2603913, 3471884, 5207826, 6943768, 10415652, 20831304]

約数ペア:

[(1, 20831304), (2, 10415652), (3, 6943768), (4, 5207826), (6, 3471884), (8, 2603913), (12, 1735942), (13, 1602408), (24, 867971), (26, 801204), (39, 534136), (52, 400602), (78, 267068), (104, 200301), (156, 133534), (179, 116376), (312, 66767), (358, 58188), (373, 55848), (537, 38792), (716, 29094), (746, 27924), (1074, 19396), (1119, 18616), (1432, 14547), (1492, 13962), (2148, 9698), (2238, 9308), (2327, 8952), (2984, 6981), (4296, 4849), (4476, 4654)]