31931728

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{86771}}^1$

素因数の和:86802

約数の個数: 20

約数和(自身を含む): 64558368

約数和(自身を除く): 32626640

約数列:

[1, 2, 4, 8, 16, 23, 46, 92, 184, 368, 86771, 173542, 347084, 694168, 1388336, 1995733, 3991466, 7982932, 15965864, 31931728]

約数ペア:

[(1, 31931728), (2, 15965864), (4, 7982932), (8, 3991466), (16, 1995733), (23, 1388336), (46, 694168), (92, 347084), (184, 173542), (368, 86771)]