19325940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{18947}}^1$

素因数の和:18976

約数の個数: 48

約数和(自身を含む): 57298752

約数和(自身を除く): 37972812

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 51, 60, 68, 85, 102, 170, 204, 255, 340, 510, 1020, 18947, 37894, 56841, 75788, 94735, 113682, 189470, 227364, 284205, 322099, 378940, 568410, 644198, 966297, 1136820, 1288396, 1610495, 1932594, 3220990, 3865188, 4831485, 6441980, 9662970, 19325940]

約数ペア:

[(1, 19325940), (2, 9662970), (3, 6441980), (4, 4831485), (5, 3865188), (6, 3220990), (10, 1932594), (12, 1610495), (15, 1288396), (17, 1136820), (20, 966297), (30, 644198), (34, 568410), (51, 378940), (60, 322099), (68, 284205), (85, 227364), (102, 189470), (170, 113682), (204, 94735), (255, 75788), (340, 56841), (510, 37894), (1020, 18947)]