219070864

素因数分解:

$2^4\times {\mathrm{83}}^1\times {\mathrm{164963}}^1$

素因数の和:165054

約数の個数: 20

約数和(自身を含む): 429566256

約数和(自身を除く): 210495392

約数列:

[1, 2, 4, 8, 16, 83, 166, 332, 664, 1328, 164963, 329926, 659852, 1319704, 2639408, 13691929, 27383858, 54767716, 109535432, 219070864]

約数ペア:

[(1, 219070864), (2, 109535432), (4, 54767716), (8, 27383858), (16, 13691929), (83, 2639408), (166, 1319704), (332, 659852), (664, 329926), (1328, 164963)]