220867778

素因数分解:

$2^1\times {\mathrm{67}}^2\times {\mathrm{73}}^1\times {\mathrm{337}}^1$

素因数の和:546

約数の個数: 24

約数和(自身を含む): 341939052

約数和(自身を除く): 121071274

約数列:

[1, 2, 67, 73, 134, 146, 337, 674, 4489, 4891, 8978, 9782, 22579, 24601, 45158, 49202, 327697, 655394, 1512793, 1648267, 3025586, 3296534, 110433889, 220867778]

約数ペア:

[(1, 220867778), (2, 110433889), (67, 3296534), (73, 3025586), (134, 1648267), (146, 1512793), (337, 655394), (674, 327697), (4489, 49202), (4891, 45158), (8978, 24601), (9782, 22579)]