20545806

素因数分解:

$2^1\times 3^1\times {\mathrm{59}}^1\times {\mathrm{127}}^1\times {\mathrm{457}}^1$

素因数の和:648

約数の個数: 32

約数和(自身を含む): 42209280

約数和(自身を除く): 21663474

約数列:

[1, 2, 3, 6, 59, 118, 127, 177, 254, 354, 381, 457, 762, 914, 1371, 2742, 7493, 14986, 22479, 26963, 44958, 53926, 58039, 80889, 116078, 161778, 174117, 348234, 3424301, 6848602, 10272903, 20545806]

約数ペア:

[(1, 20545806), (2, 10272903), (3, 6848602), (6, 3424301), (59, 348234), (118, 174117), (127, 161778), (177, 116078), (254, 80889), (354, 58039), (381, 53926), (457, 44958), (762, 26963), (914, 22479), (1371, 14986), (2742, 7493)]