19525257

素因数分解:

$3^2\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{1489}}^1$

素因数の和:1573

約数の個数: 24

約数和(自身を含む): 29752320

約数和(自身を除く): 10227063

約数列:

[1, 3, 9, 31, 47, 93, 141, 279, 423, 1457, 1489, 4371, 4467, 13113, 13401, 46159, 69983, 138477, 209949, 415431, 629847, 2169473, 6508419, 19525257]

約数ペア:

[(1, 19525257), (3, 6508419), (9, 2169473), (31, 629847), (47, 415431), (93, 209949), (141, 138477), (279, 69983), (423, 46159), (1457, 13401), (1489, 13113), (4371, 4467)]