206740256

素因数分解:

$2^5\times {\mathrm{313}}^1\times {\mathrm{20641}}^1$

素因数の和:20964

約数の個数: 24

約数和(自身を含む): 408340044

約数和(自身を除く): 201599788

約数列:

[1, 2, 4, 8, 16, 32, 313, 626, 1252, 2504, 5008, 10016, 20641, 41282, 82564, 165128, 330256, 660512, 6460633, 12921266, 25842532, 51685064, 103370128, 206740256]

約数ペア:

[(1, 206740256), (2, 103370128), (4, 51685064), (8, 25842532), (16, 12921266), (32, 6460633), (313, 660512), (626, 330256), (1252, 165128), (2504, 82564), (5008, 41282), (10016, 20641)]