39139088

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{128747}}^1$

素因数の和:128774

約数の個数: 20

約数和(自身を含む): 79823760

約数和(自身を除く): 40684672

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 128747, 257494, 514988, 1029976, 2059952, 2446193, 4892386, 9784772, 19569544, 39139088]

約数ペア:

[(1, 39139088), (2, 19569544), (4, 9784772), (8, 4892386), (16, 2446193), (19, 2059952), (38, 1029976), (76, 514988), (152, 257494), (304, 128747)]