19490295

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{6217}}^1$

素因数の和:6255

約数の個数: 32

約数和(自身を含む): 35815680

約数和(自身を除く): 16325385

約数列:

[1, 3, 5, 11, 15, 19, 33, 55, 57, 95, 165, 209, 285, 627, 1045, 3135, 6217, 18651, 31085, 68387, 93255, 118123, 205161, 341935, 354369, 590615, 1025805, 1299353, 1771845, 3898059, 6496765, 19490295]

約数ペア:

[(1, 19490295), (3, 6496765), (5, 3898059), (11, 1771845), (15, 1299353), (19, 1025805), (33, 590615), (55, 354369), (57, 341935), (95, 205161), (165, 118123), (209, 93255), (285, 68387), (627, 31085), (1045, 18651), (3135, 6217)]