20674726

素因数分解:

$2^1\times {\mathrm{67}}^1\times {\mathrm{277}}^1\times {\mathrm{557}}^1$

素因数の和:903

約数の個数: 16

約数和(自身を含む): 31645296

約数和(自身を除く): 10970570

約数列:

[1, 2, 67, 134, 277, 554, 557, 1114, 18559, 37118, 37319, 74638, 154289, 308578, 10337363, 20674726]

約数ペア:

[(1, 20674726), (2, 10337363), (67, 308578), (134, 154289), (277, 74638), (554, 37319), (557, 37118), (1114, 18559)]