19160075

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{19}}^2\times {\mathrm{193}}^1$

素因数の和:252

約数の個数: 36

約数和(自身を含む): 27496008

約数和(自身を除く): 8335933

約数列:

[1, 5, 11, 19, 25, 55, 95, 193, 209, 275, 361, 475, 965, 1045, 1805, 2123, 3667, 3971, 4825, 5225, 9025, 10615, 18335, 19855, 40337, 53075, 69673, 91675, 99275, 201685, 348365, 766403, 1008425, 1741825, 3832015, 19160075]

約数ペア:

[(1, 19160075), (5, 3832015), (11, 1741825), (19, 1008425), (25, 766403), (55, 348365), (95, 201685), (193, 99275), (209, 91675), (275, 69673), (361, 53075), (475, 40337), (965, 19855), (1045, 18335), (1805, 10615), (2123, 9025), (3667, 5225), (3971, 4825)]