19914711

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{397}}^1\times {\mathrm{727}}^1$

素因数の和:1150

約数の個数: 16

約数和(自身を含む): 27815424

約数和(自身を除く): 7900713

約数列:

[1, 3, 23, 69, 397, 727, 1191, 2181, 9131, 16721, 27393, 50163, 288619, 865857, 6638237, 19914711]

約数ペア:

[(1, 19914711), (3, 6638237), (23, 865857), (69, 288619), (397, 50163), (727, 27393), (1191, 16721), (2181, 9131)]