20811094

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{233}}^1$

素因数の和:360

約数の個数: 32

約数和(自身を含む): 34572096

約数和(自身を除く): 13761002

約数列:

[1, 2, 17, 34, 37, 71, 74, 142, 233, 466, 629, 1207, 1258, 2414, 2627, 3961, 5254, 7922, 8621, 16543, 17242, 33086, 44659, 89318, 146557, 281231, 293114, 562462, 612091, 1224182, 10405547, 20811094]

約数ペア:

[(1, 20811094), (2, 10405547), (17, 1224182), (34, 612091), (37, 562462), (71, 293114), (74, 281231), (142, 146557), (233, 89318), (466, 44659), (629, 33086), (1207, 17242), (1258, 16543), (2414, 8621), (2627, 7922), (3961, 5254)]