20701528

素因数分解:

$2^3\times {\mathrm{83}}^1\times {\mathrm{31177}}^1$

素因数の和:31266

約数の個数: 16

約数和(自身を含む): 39284280

約数和(自身を除く): 18582752

約数列:

[1, 2, 4, 8, 83, 166, 332, 664, 31177, 62354, 124708, 249416, 2587691, 5175382, 10350764, 20701528]

約数ペア:

[(1, 20701528), (2, 10350764), (4, 5175382), (8, 2587691), (83, 249416), (166, 124708), (332, 62354), (664, 31177)]