18843117

素因数分解:

$3^1\times {\mathrm{19}}^2\times {\mathrm{127}}^1\times {\mathrm{137}}^1$

素因数の和:305

約数の個数: 24

約数和(自身を含む): 26919936

約数和(自身を除く): 8076819

約数列:

[1, 3, 19, 57, 127, 137, 361, 381, 411, 1083, 2413, 2603, 7239, 7809, 17399, 45847, 49457, 52197, 137541, 148371, 330581, 991743, 6281039, 18843117]

約数ペア:

[(1, 18843117), (3, 6281039), (19, 991743), (57, 330581), (127, 148371), (137, 137541), (361, 52197), (381, 49457), (411, 45847), (1083, 17399), (2413, 7809), (2603, 7239)]