17919603

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{2687}}^1$

素因数の和:2728

約数の個数: 32

約数和(自身を含む): 30105600

約数和(自身を除く): 12185997

約数列:

[1, 3, 9, 13, 19, 27, 39, 57, 117, 171, 247, 351, 513, 741, 2223, 2687, 6669, 8061, 24183, 34931, 51053, 72549, 104793, 153159, 314379, 459477, 663689, 943137, 1378431, 1991067, 5973201, 17919603]

約数ペア:

[(1, 17919603), (3, 5973201), (9, 1991067), (13, 1378431), (19, 943137), (27, 663689), (39, 459477), (57, 314379), (117, 153159), (171, 104793), (247, 72549), (351, 51053), (513, 34931), (741, 24183), (2223, 8061), (2687, 6669)]