165405788

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{20201}}^1$

素因数の和:20317

約数の個数: 24

約数和(自身を含む): 305454240

約数和(自身を除く): 140048452

約数列:

[1, 2, 4, 23, 46, 89, 92, 178, 356, 2047, 4094, 8188, 20201, 40402, 80804, 464623, 929246, 1797889, 1858492, 3595778, 7191556, 41351447, 82702894, 165405788]

約数ペア:

[(1, 165405788), (2, 82702894), (4, 41351447), (23, 7191556), (46, 3595778), (89, 1858492), (92, 1797889), (178, 929246), (356, 464623), (2047, 80804), (4094, 40402), (8188, 20201)]