19193510

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{127}}^2$

素因数の和:285

約数の個数: 48

約数和(自身を含む): 42138144

約数和(自身を除く): 22944634

約数列:

[1, 2, 5, 7, 10, 14, 17, 34, 35, 70, 85, 119, 127, 170, 238, 254, 595, 635, 889, 1190, 1270, 1778, 2159, 4318, 4445, 8890, 10795, 15113, 16129, 21590, 30226, 32258, 75565, 80645, 112903, 151130, 161290, 225806, 274193, 548386, 564515, 1129030, 1370965, 1919351, 2741930, 3838702, 9596755, 19193510]

約数ペア:

[(1, 19193510), (2, 9596755), (5, 3838702), (7, 2741930), (10, 1919351), (14, 1370965), (17, 1129030), (34, 564515), (35, 548386), (70, 274193), (85, 225806), (119, 161290), (127, 151130), (170, 112903), (238, 80645), (254, 75565), (595, 32258), (635, 30226), (889, 21590), (1190, 16129), (1270, 15113), (1778, 10795), (2159, 8890), (4318, 4445)]