20484732

素因数分解:

$2^2\times 3^1\times {\mathrm{83}}^1\times {\mathrm{131}}^1\times {\mathrm{157}}^1$

素因数の和:378

約数の個数: 48

約数和(自身を含む): 49053312

約数和(自身を除く): 28568580

約数列:

[1, 2, 3, 4, 6, 12, 83, 131, 157, 166, 249, 262, 314, 332, 393, 471, 498, 524, 628, 786, 942, 996, 1572, 1884, 10873, 13031, 20567, 21746, 26062, 32619, 39093, 41134, 43492, 52124, 61701, 65238, 78186, 82268, 123402, 130476, 156372, 246804, 1707061, 3414122, 5121183, 6828244, 10242366, 20484732]

約数ペア:

[(1, 20484732), (2, 10242366), (3, 6828244), (4, 5121183), (6, 3414122), (12, 1707061), (83, 246804), (131, 156372), (157, 130476), (166, 123402), (249, 82268), (262, 78186), (314, 65238), (332, 61701), (393, 52124), (471, 43492), (498, 41134), (524, 39093), (628, 32619), (786, 26062), (942, 21746), (996, 20567), (1572, 13031), (1884, 10873)]