19004271

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1429}}^1$

素因数の和:1487

約数の個数: 32

約数和(自身を含む): 30750720

約数和(自身を除く): 11746449

約数列:

[1, 3, 11, 13, 31, 33, 39, 93, 143, 341, 403, 429, 1023, 1209, 1429, 4287, 4433, 13299, 15719, 18577, 44299, 47157, 55731, 132897, 204347, 487289, 575887, 613041, 1461867, 1727661, 6334757, 19004271]

約数ペア:

[(1, 19004271), (3, 6334757), (11, 1727661), (13, 1461867), (31, 613041), (33, 575887), (39, 487289), (93, 204347), (143, 132897), (341, 55731), (403, 47157), (429, 44299), (1023, 18577), (1209, 15719), (1429, 13299), (4287, 4433)]