20218887898

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{359}}^1\times {\mathrm{769}}^1\times {\mathrm{3329}}^1$

素因数の和:4470

約数の個数: 32

約数和(自身を含む): 33230736000

約数和(自身を除く): 13011848102

約数列:

[1, 2, 11, 22, 359, 718, 769, 1538, 3329, 3949, 6658, 7898, 8459, 16918, 36619, 73238, 276071, 552142, 1195111, 2390222, 2560001, 3036781, 5120002, 6073562, 13146221, 26292442, 28160011, 56320022, 919040359, 1838080718, 10109443949, 20218887898]

約数ペア:

[(1, 20218887898), (2, 10109443949), (11, 1838080718), (22, 919040359), (359, 56320022), (718, 28160011), (769, 26292442), (1538, 13146221), (3329, 6073562), (3949, 5120002), (6658, 3036781), (7898, 2560001), (8459, 2390222), (16918, 1195111), (36619, 552142), (73238, 276071)]