19245993

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{1367}}^1$

素因数の和:1421

約数の個数: 24

約数和(自身を含む): 29187648

約数和(自身を除く): 9941655

約数列:

[1, 3, 13, 19, 39, 57, 247, 361, 741, 1083, 1367, 4101, 4693, 14079, 17771, 25973, 53313, 77919, 337649, 493487, 1012947, 1480461, 6415331, 19245993]

約数ペア:

[(1, 19245993), (3, 6415331), (13, 1480461), (19, 1012947), (39, 493487), (57, 337649), (247, 77919), (361, 53313), (741, 25973), (1083, 17771), (1367, 14079), (4101, 4693)]