18790930

素因数分解:

$2^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{25741}}^1$

素因数の和:25821

約数の個数: 16

約数和(自身を含む): 34288344

約数和(自身を除く): 15497414

約数列:

[1, 2, 5, 10, 73, 146, 365, 730, 25741, 51482, 128705, 257410, 1879093, 3758186, 9395465, 18790930]

約数ペア:

[(1, 18790930), (2, 9395465), (5, 3758186), (10, 1879093), (73, 257410), (146, 128705), (365, 51482), (730, 25741)]