20171255228

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{2480479}}^1$

素因数の和:2480609

約数の個数: 24

約数和(自身を含む): 37504857600

約数和(自身を除く): 17333602372

約数列:

[1, 2, 4, 19, 38, 76, 107, 214, 428, 2033, 4066, 8132, 2480479, 4960958, 9921916, 47129101, 94258202, 188516404, 265411253, 530822506, 1061645012, 5042813807, 10085627614, 20171255228]

約数ペア:

[(1, 20171255228), (2, 10085627614), (4, 5042813807), (19, 1061645012), (38, 530822506), (76, 265411253), (107, 188516404), (214, 94258202), (428, 47129101), (2033, 9921916), (4066, 4960958), (8132, 2480479)]