18405884

素因数分解:

$2^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{16033}}^1$

素因数の和:16085

約数の個数: 24

約数和(自身を含む): 37711968

約数和(自身を除く): 19306084

約数列:

[1, 2, 4, 7, 14, 28, 41, 82, 164, 287, 574, 1148, 16033, 32066, 64132, 112231, 224462, 448924, 657353, 1314706, 2629412, 4601471, 9202942, 18405884]

約数ペア:

[(1, 18405884), (2, 9202942), (4, 4601471), (7, 2629412), (14, 1314706), (28, 657353), (41, 448924), (82, 224462), (164, 112231), (287, 64132), (574, 32066), (1148, 16033)]