20604642

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{149309}}^1$

素因数の和:149337

約数の個数: 16

約数和(自身を含む): 43001280

約数和(自身を除く): 22396638

約数列:

[1, 2, 3, 6, 23, 46, 69, 138, 149309, 298618, 447927, 895854, 3434107, 6868214, 10302321, 20604642]

約数ペア:

[(1, 20604642), (2, 10302321), (3, 6868214), (6, 3434107), (23, 895854), (46, 447927), (69, 298618), (138, 149309)]