19937154

素因数分解:

$2^1\times 3^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{2897}}^1$

素因数の和:2970

約数の個数: 32

約数和(自身を含む): 42287616

約数和(自身を除く): 22350462

約数列:

[1, 2, 3, 6, 31, 37, 62, 74, 93, 111, 186, 222, 1147, 2294, 2897, 3441, 5794, 6882, 8691, 17382, 89807, 107189, 179614, 214378, 269421, 321567, 538842, 643134, 3322859, 6645718, 9968577, 19937154]

約数ペア:

[(1, 19937154), (2, 9968577), (3, 6645718), (6, 3322859), (31, 643134), (37, 538842), (62, 321567), (74, 269421), (93, 214378), (111, 179614), (186, 107189), (222, 89807), (1147, 17382), (2294, 8691), (2897, 6882), (3441, 5794)]