25381492

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{337}}^1\times {\mathrm{991}}^1$

素因数の和:1351

約数の個数: 24

約数和(自身を含む): 46941440

約数和(自身を除く): 21559948

約数列:

[1, 2, 4, 19, 38, 76, 337, 674, 991, 1348, 1982, 3964, 6403, 12806, 18829, 25612, 37658, 75316, 333967, 667934, 1335868, 6345373, 12690746, 25381492]

約数ペア:

[(1, 25381492), (2, 12690746), (4, 6345373), (19, 1335868), (38, 667934), (76, 333967), (337, 75316), (674, 37658), (991, 25612), (1348, 18829), (1982, 12806), (3964, 6403)]