20806188

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{3253}}^1$

素因数の和:3314

約数の個数: 48

約数和(自身を含む): 53573856

約数和(自身を除く): 32767668

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 41, 52, 78, 82, 123, 156, 164, 246, 492, 533, 1066, 1599, 2132, 3198, 3253, 6396, 6506, 9759, 13012, 19518, 39036, 42289, 84578, 126867, 133373, 169156, 253734, 266746, 400119, 507468, 533492, 800238, 1600476, 1733849, 3467698, 5201547, 6935396, 10403094, 20806188]

約数ペア:

[(1, 20806188), (2, 10403094), (3, 6935396), (4, 5201547), (6, 3467698), (12, 1733849), (13, 1600476), (26, 800238), (39, 533492), (41, 507468), (52, 400119), (78, 266746), (82, 253734), (123, 169156), (156, 133373), (164, 126867), (246, 84578), (492, 42289), (533, 39036), (1066, 19518), (1599, 13012), (2132, 9759), (3198, 6506), (3253, 6396)]