19281548

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{2593}}^1$

素因数の和:2634

約数の個数: 36

約数和(自身を含む): 39874968

約数和(自身を除く): 20593420

約数列:

[1, 2, 4, 11, 13, 22, 26, 44, 52, 143, 169, 286, 338, 572, 676, 1859, 2593, 3718, 5186, 7436, 10372, 28523, 33709, 57046, 67418, 114092, 134836, 370799, 438217, 741598, 876434, 1483196, 1752868, 4820387, 9640774, 19281548]

約数ペア:

[(1, 19281548), (2, 9640774), (4, 4820387), (11, 1752868), (13, 1483196), (22, 876434), (26, 741598), (44, 438217), (52, 370799), (143, 134836), (169, 114092), (286, 67418), (338, 57046), (572, 33709), (676, 28523), (1859, 10372), (2593, 7436), (3718, 5186)]