20196467415

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{313}}^1\times {\mathrm{84347}}^1$

素因数の和:84688

約数の個数: 48

約数和(自身を含む): 37185321888

約数和(自身を除く): 16988854473

約数列:

[1, 3, 5, 9, 15, 17, 45, 51, 85, 153, 255, 313, 765, 939, 1565, 2817, 4695, 5321, 14085, 15963, 26605, 47889, 79815, 84347, 239445, 253041, 421735, 759123, 1265205, 1433899, 3795615, 4301697, 7169495, 12905091, 21508485, 26400611, 64525455, 79201833, 132003055, 237605499, 396009165, 448810387, 1188027495, 1346431161, 2244051935, 4039293483, 6732155805, 20196467415]

約数ペア:

[(1, 20196467415), (3, 6732155805), (5, 4039293483), (9, 2244051935), (15, 1346431161), (17, 1188027495), (45, 448810387), (51, 396009165), (85, 237605499), (153, 132003055), (255, 79201833), (313, 64525455), (765, 26400611), (939, 21508485), (1565, 12905091), (2817, 7169495), (4695, 4301697), (5321, 3795615), (14085, 1433899), (15963, 1265205), (26605, 759123), (47889, 421735), (79815, 253041), (84347, 239445)]