19021690

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{191}}^1\times {\mathrm{433}}^1$

素因数の和:654

約数の個数: 32

約数和(自身を含む): 35997696

約数和(自身を除く): 16976006

約数列:

[1, 2, 5, 10, 23, 46, 115, 191, 230, 382, 433, 866, 955, 1910, 2165, 4330, 4393, 8786, 9959, 19918, 21965, 43930, 49795, 82703, 99590, 165406, 413515, 827030, 1902169, 3804338, 9510845, 19021690]

約数ペア:

[(1, 19021690), (2, 9510845), (5, 3804338), (10, 1902169), (23, 827030), (46, 413515), (115, 165406), (191, 99590), (230, 82703), (382, 49795), (433, 43930), (866, 21965), (955, 19918), (1910, 9959), (2165, 8786), (4330, 4393)]