20785066

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{523}}^1\times {\mathrm{641}}^1$

素因数の和:1197

約数の個数: 16

約数和(自身を含む): 32295168

約数和(自身を除く): 11510102

約数列:

[1, 2, 31, 62, 523, 641, 1046, 1282, 16213, 19871, 32426, 39742, 335243, 670486, 10392533, 20785066]

約数ペア:

[(1, 20785066), (2, 10392533), (31, 670486), (62, 335243), (523, 39742), (641, 32426), (1046, 19871), (1282, 16213)]