19251272

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{191}}^1\times {\mathrm{293}}^1$

素因数の和:533

約数の個数: 32

約数和(自身を含む): 37255680

約数和(自身を除く): 18004408

約数列:

[1, 2, 4, 8, 43, 86, 172, 191, 293, 344, 382, 586, 764, 1172, 1528, 2344, 8213, 12599, 16426, 25198, 32852, 50396, 55963, 65704, 100792, 111926, 223852, 447704, 2406409, 4812818, 9625636, 19251272]

約数ペア:

[(1, 19251272), (2, 9625636), (4, 4812818), (8, 2406409), (43, 447704), (86, 223852), (172, 111926), (191, 100792), (293, 65704), (344, 55963), (382, 50396), (586, 32852), (764, 25198), (1172, 16426), (1528, 12599), (2344, 8213)]