19120869

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{2659}}^1$

素因数の和:2729

約数の個数: 24

約数和(自身を含む): 29877120

約数和(自身を除く): 10756251

約数列:

[1, 3, 9, 17, 47, 51, 141, 153, 423, 799, 2397, 2659, 7191, 7977, 23931, 45203, 124973, 135609, 374919, 406827, 1124757, 2124541, 6373623, 19120869]

約数ペア:

[(1, 19120869), (3, 6373623), (9, 2124541), (17, 1124757), (47, 406827), (51, 374919), (141, 135609), (153, 124973), (423, 45203), (799, 23931), (2397, 7977), (2659, 7191)]