19319278

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{107}}^1\times {\mathrm{283}}^1$

素因数の和:432

約数の個数: 32

約数和(自身を含む): 33125760

約数和(自身を除く): 13806482

約数列:

[1, 2, 11, 22, 29, 58, 107, 214, 283, 319, 566, 638, 1177, 2354, 3103, 3113, 6206, 6226, 8207, 16414, 30281, 34133, 60562, 68266, 90277, 180554, 333091, 666182, 878149, 1756298, 9659639, 19319278]

約数ペア:

[(1, 19319278), (2, 9659639), (11, 1756298), (22, 878149), (29, 666182), (58, 333091), (107, 180554), (214, 90277), (283, 68266), (319, 60562), (566, 34133), (638, 30281), (1177, 16414), (2354, 8207), (3103, 6226), (3113, 6206)]