201768872

素因数分解:

$2^3\times {\mathrm{41}}^1\times {\mathrm{617}}^1\times {\mathrm{997}}^1$

素因数の和:1661

約数の個数: 32

約数和(自身を含む): 388561320

約数和(自身を除く): 186792448

約数列:

[1, 2, 4, 8, 41, 82, 164, 328, 617, 997, 1234, 1994, 2468, 3988, 4936, 7976, 25297, 40877, 50594, 81754, 101188, 163508, 202376, 327016, 615149, 1230298, 2460596, 4921192, 25221109, 50442218, 100884436, 201768872]

約数ペア:

[(1, 201768872), (2, 100884436), (4, 50442218), (8, 25221109), (41, 4921192), (82, 2460596), (164, 1230298), (328, 615149), (617, 327016), (997, 202376), (1234, 163508), (1994, 101188), (2468, 81754), (3988, 50594), (4936, 40877), (7976, 25297)]