19540612

素因数分解:

$2^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{7669}}^1$

素因数の和:7700

約数の個数: 36

約数和(自身を含む): 42844620

約数和(自身を除く): 23304008

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 49, 52, 91, 98, 182, 196, 364, 637, 1274, 2548, 7669, 15338, 30676, 53683, 99697, 107366, 199394, 214732, 375781, 398788, 697879, 751562, 1395758, 1503124, 2791516, 4885153, 9770306, 19540612]

約数ペア:

[(1, 19540612), (2, 9770306), (4, 4885153), (7, 2791516), (13, 1503124), (14, 1395758), (26, 751562), (28, 697879), (49, 398788), (52, 375781), (91, 214732), (98, 199394), (182, 107366), (196, 99697), (364, 53683), (637, 30676), (1274, 15338), (2548, 7669)]