20184877455

素因数分解:

$3^1\times 5^1\times {\mathrm{199}}^1\times {\mathrm{227}}^1\times {\mathrm{29789}}^1$

素因数の和:30223

約数の個数: 32

約数和(自身を含む): 32602176000

約数和(自身を除く): 12417298545

約数列:

[1, 3, 5, 15, 199, 227, 597, 681, 995, 1135, 2985, 3405, 29789, 45173, 89367, 135519, 148945, 225865, 446835, 677595, 5928011, 6762103, 17784033, 20286309, 29640055, 33810515, 88920165, 101431545, 1345658497, 4036975491, 6728292485, 20184877455]

約数ペア:

[(1, 20184877455), (3, 6728292485), (5, 4036975491), (15, 1345658497), (199, 101431545), (227, 88920165), (597, 33810515), (681, 29640055), (995, 20286309), (1135, 17784033), (2985, 6762103), (3405, 5928011), (29789, 677595), (45173, 446835), (89367, 225865), (135519, 148945)]