19152693

素因数分解:

$3^4\times 7^1\times {\mathrm{17}}^1\times {\mathrm{1987}}^1$

素因数の和:2023

約数の個数: 40

約数和(自身を含む): 34638912

約数和(自身を除く): 15486219

約数列:

[1, 3, 7, 9, 17, 21, 27, 51, 63, 81, 119, 153, 189, 357, 459, 567, 1071, 1377, 1987, 3213, 5961, 9639, 13909, 17883, 33779, 41727, 53649, 101337, 125181, 160947, 236453, 304011, 375543, 709359, 912033, 1126629, 2128077, 2736099, 6384231, 19152693]

約数ペア:

[(1, 19152693), (3, 6384231), (7, 2736099), (9, 2128077), (17, 1126629), (21, 912033), (27, 709359), (51, 375543), (63, 304011), (81, 236453), (119, 160947), (153, 125181), (189, 101337), (357, 53649), (459, 41727), (567, 33779), (1071, 17883), (1377, 13909), (1987, 9639), (3213, 5961)]