220193774

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{94993}}^1$

素因数の和:95075

約数の個数: 16

約数和(自身を含む): 353377680

約数和(自身を除く): 133183906

約数列:

[1, 2, 19, 38, 61, 122, 1159, 2318, 94993, 189986, 1804867, 3609734, 5794573, 11589146, 110096887, 220193774]

約数ペア:

[(1, 220193774), (2, 110096887), (19, 11589146), (38, 5794573), (61, 3609734), (122, 1804867), (1159, 189986), (2318, 94993)]