20162771984

素因数分解:

$2^4\times {\mathrm{71}}^1\times {\mathrm{2297}}^1\times {\mathrm{7727}}^1$

素因数の和:10103

約数の個数: 40

約数和(自身を含む): 39637963008

約数和(自身を除く): 19475191024

約数列:

[1, 2, 4, 8, 16, 71, 142, 284, 568, 1136, 2297, 4594, 7727, 9188, 15454, 18376, 30908, 36752, 61816, 123632, 163087, 326174, 548617, 652348, 1097234, 1304696, 2194468, 2609392, 4388936, 8777872, 17748919, 35497838, 70995676, 141991352, 283982704, 1260173249, 2520346498, 5040692996, 10081385992, 20162771984]

約数ペア:

[(1, 20162771984), (2, 10081385992), (4, 5040692996), (8, 2520346498), (16, 1260173249), (71, 283982704), (142, 141991352), (284, 70995676), (568, 35497838), (1136, 17748919), (2297, 8777872), (4594, 4388936), (7727, 2609392), (9188, 2194468), (15454, 1304696), (18376, 1097234), (30908, 652348), (36752, 548617), (61816, 326174), (123632, 163087)]