19117532

素因数分解:

$2^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{73}}^1\times {\mathrm{199}}^1$

素因数の和:330

約数の個数: 48

約数和(自身を含む): 39782400

約数和(自身を除く): 20664868

約数列:

[1, 2, 4, 7, 14, 28, 47, 73, 94, 146, 188, 199, 292, 329, 398, 511, 658, 796, 1022, 1316, 1393, 2044, 2786, 3431, 5572, 6862, 9353, 13724, 14527, 18706, 24017, 29054, 37412, 48034, 58108, 65471, 96068, 101689, 130942, 203378, 261884, 406756, 682769, 1365538, 2731076, 4779383, 9558766, 19117532]

約数ペア:

[(1, 19117532), (2, 9558766), (4, 4779383), (7, 2731076), (14, 1365538), (28, 682769), (47, 406756), (73, 261884), (94, 203378), (146, 130942), (188, 101689), (199, 96068), (292, 65471), (329, 58108), (398, 48034), (511, 37412), (658, 29054), (796, 24017), (1022, 18706), (1316, 14527), (1393, 13724), (2044, 9353), (2786, 6862), (3431, 5572)]