19402516

素因数分解:

$2^2\times 7^1\times {\mathrm{271}}^1\times {\mathrm{2557}}^1$

素因数の和:2839

約数の個数: 24

約数和(自身を含む): 38963456

約数和(自身を除く): 19560940

約数列:

[1, 2, 4, 7, 14, 28, 271, 542, 1084, 1897, 2557, 3794, 5114, 7588, 10228, 17899, 35798, 71596, 692947, 1385894, 2771788, 4850629, 9701258, 19402516]

約数ペア:

[(1, 19402516), (2, 9701258), (4, 4850629), (7, 2771788), (14, 1385894), (28, 692947), (271, 71596), (542, 35798), (1084, 17899), (1897, 10228), (2557, 7588), (3794, 5114)]