18780982

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{317}}^1\times {\mathrm{2693}}^1$

素因数の和:3023

約数の個数: 16

約数和(自身を含む): 30840912

約数和(自身を除く): 12059930

約数列:

[1, 2, 11, 22, 317, 634, 2693, 3487, 5386, 6974, 29623, 59246, 853681, 1707362, 9390491, 18780982]

約数ペア:

[(1, 18780982), (2, 9390491), (11, 1707362), (22, 853681), (317, 59246), (634, 29623), (2693, 6974), (3487, 5386)]