19859410

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{83}}^1\times {\mathrm{337}}^1$

素因数の和:498

約数の個数: 32

約数和(自身を含む): 36796032

約数和(自身を除く): 16936622

約数列:

[1, 2, 5, 10, 71, 83, 142, 166, 337, 355, 415, 674, 710, 830, 1685, 3370, 5893, 11786, 23927, 27971, 29465, 47854, 55942, 58930, 119635, 139855, 239270, 279710, 1985941, 3971882, 9929705, 19859410]

約数ペア:

[(1, 19859410), (2, 9929705), (5, 3971882), (10, 1985941), (71, 279710), (83, 239270), (142, 139855), (166, 119635), (337, 58930), (355, 55942), (415, 47854), (674, 29465), (710, 27971), (830, 23927), (1685, 11786), (3370, 5893)]