20171426

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{107}}^1$

素因数の和:191

約数の個数: 48

約数和(自身を含む): 36197280

約数和(自身を除く): 16025854

約数列:

[1, 2, 11, 19, 22, 38, 41, 82, 107, 121, 209, 214, 242, 418, 451, 779, 902, 1177, 1558, 2033, 2299, 2354, 4066, 4387, 4598, 4961, 8569, 8774, 9922, 12947, 17138, 22363, 25894, 44726, 48257, 83353, 94259, 96514, 166706, 188518, 245993, 491986, 530827, 916883, 1061654, 1833766, 10085713, 20171426]

約数ペア:

[(1, 20171426), (2, 10085713), (11, 1833766), (19, 1061654), (22, 916883), (38, 530827), (41, 491986), (82, 245993), (107, 188518), (121, 166706), (209, 96514), (214, 94259), (242, 83353), (418, 48257), (451, 44726), (779, 25894), (902, 22363), (1177, 17138), (1558, 12947), (2033, 9922), (2299, 8774), (2354, 8569), (4066, 4961), (4387, 4598)]