19421361

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{5519}}^1$

素因数の和:5565

約数の個数: 24

約数和(自身を含む): 31000320

約数和(自身を除く): 11578959

約数列:

[1, 3, 9, 17, 23, 51, 69, 153, 207, 391, 1173, 3519, 5519, 16557, 49671, 93823, 126937, 281469, 380811, 844407, 1142433, 2157929, 6473787, 19421361]

約数ペア:

[(1, 19421361), (3, 6473787), (9, 2157929), (17, 1142433), (23, 844407), (51, 380811), (69, 281469), (153, 126937), (207, 93823), (391, 49671), (1173, 16557), (3519, 5519)]