18771774

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{431}}^1$

素因数の和:521

約数の個数: 64

約数和(自身を含む): 46282752

約数和(自身を除く): 27510978

約数列:

[1, 2, 3, 6, 7, 14, 17, 21, 34, 42, 51, 61, 102, 119, 122, 183, 238, 357, 366, 427, 431, 714, 854, 862, 1037, 1281, 1293, 2074, 2562, 2586, 3017, 3111, 6034, 6222, 7259, 7327, 9051, 14518, 14654, 18102, 21777, 21981, 26291, 43554, 43962, 51289, 52582, 78873, 102578, 153867, 157746, 184037, 307734, 368074, 446947, 552111, 893894, 1104222, 1340841, 2681682, 3128629, 6257258, 9385887, 18771774]

約数ペア:

[(1, 18771774), (2, 9385887), (3, 6257258), (6, 3128629), (7, 2681682), (14, 1340841), (17, 1104222), (21, 893894), (34, 552111), (42, 446947), (51, 368074), (61, 307734), (102, 184037), (119, 157746), (122, 153867), (183, 102578), (238, 78873), (357, 52582), (366, 51289), (427, 43962), (431, 43554), (714, 26291), (854, 21981), (862, 21777), (1037, 18102), (1281, 14654), (1293, 14518), (2074, 9051), (2562, 7327), (2586, 7259), (3017, 6222), (3111, 6034)]