20619447748

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{2686223}}^1$

素因数の和:2686347

約数の個数: 24

約数和(自身を含む): 38359278720

約数和(自身を除く): 17739830972

約数列:

[1, 2, 4, 19, 38, 76, 101, 202, 404, 1919, 3838, 7676, 2686223, 5372446, 10744892, 51038237, 102076474, 204152948, 271308523, 542617046, 1085234092, 5154861937, 10309723874, 20619447748]

約数ペア:

[(1, 20619447748), (2, 10309723874), (4, 5154861937), (19, 1085234092), (38, 542617046), (76, 271308523), (101, 204152948), (202, 102076474), (404, 51038237), (1919, 10744892), (3838, 5372446), (7676, 2686223)]