20178816378

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{2351}}^1\times {\mathrm{204359}}^1$

素因数の和:206722

約数の個数: 32

約数和(自身を含む): 46142853120

約数和(自身を除く): 25964036742

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 2351, 4702, 7053, 14106, 16457, 32914, 49371, 98742, 204359, 408718, 613077, 1226154, 1430513, 2861026, 4291539, 8583078, 480448009, 960896018, 1441344027, 2882688054, 3363136063, 6726272126, 10089408189, 20178816378]

約数ペア:

[(1, 20178816378), (2, 10089408189), (3, 6726272126), (6, 3363136063), (7, 2882688054), (14, 1441344027), (21, 960896018), (42, 480448009), (2351, 8583078), (4702, 4291539), (7053, 2861026), (14106, 1430513), (16457, 1226154), (32914, 613077), (49371, 408718), (98742, 204359)]