31597136

素因数分解:

$2^4\times {\mathrm{89}}^1\times {\mathrm{22189}}^1$

素因数の和:22286

約数の個数: 20

約数和(自身を含む): 61910100

約数和(自身を除く): 30312964

約数列:

[1, 2, 4, 8, 16, 89, 178, 356, 712, 1424, 22189, 44378, 88756, 177512, 355024, 1974821, 3949642, 7899284, 15798568, 31597136]

約数ペア:

[(1, 31597136), (2, 15798568), (4, 7899284), (8, 3949642), (16, 1974821), (89, 355024), (178, 177512), (356, 88756), (712, 44378), (1424, 22189)]