1990342222

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{127}}^1\times {\mathrm{193}}^1\times {\mathrm{3691}}^1$

素因数の和:4024

約数の個数: 32

約数和(自身を含む): 3300470784

約数和(自身を除く): 1310128562

約数列:

[1, 2, 11, 22, 127, 193, 254, 386, 1397, 2123, 2794, 3691, 4246, 7382, 24511, 40601, 49022, 81202, 269621, 468757, 539242, 712363, 937514, 1424726, 5156327, 7835993, 10312654, 15671986, 90470101, 180940202, 995171111, 1990342222]

約数ペア:

[(1, 1990342222), (2, 995171111), (11, 180940202), (22, 90470101), (127, 15671986), (193, 10312654), (254, 7835993), (386, 5156327), (1397, 1424726), (2123, 937514), (2794, 712363), (3691, 539242), (4246, 468757), (7382, 269621), (24511, 81202), (40601, 49022)]