20489514

素因数分解:

$2^1\times 3^1\times {\mathrm{739}}^1\times {\mathrm{4621}}^1$

素因数の和:5365

約数の個数: 16

約数和(自身を含む): 41043360

約数和(自身を除く): 20553846

約数列:

[1, 2, 3, 6, 739, 1478, 2217, 4434, 4621, 9242, 13863, 27726, 3414919, 6829838, 10244757, 20489514]

約数ペア:

[(1, 20489514), (2, 10244757), (3, 6829838), (6, 3414919), (739, 27726), (1478, 13863), (2217, 9242), (4434, 4621)]