19200051

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{2879}}^1$

素因数の和:2920

約数の個数: 32

約数和(自身を含む): 32256000

約数和(自身を除く): 13055949

約数列:

[1, 3, 9, 13, 19, 27, 39, 57, 117, 171, 247, 351, 513, 741, 2223, 2879, 6669, 8637, 25911, 37427, 54701, 77733, 112281, 164103, 336843, 492309, 711113, 1010529, 1476927, 2133339, 6400017, 19200051]

約数ペア:

[(1, 19200051), (3, 6400017), (9, 2133339), (13, 1476927), (19, 1010529), (27, 711113), (39, 492309), (57, 336843), (117, 164103), (171, 112281), (247, 77733), (351, 54701), (513, 37427), (741, 25911), (2223, 8637), (2879, 6669)]