15439856

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{50789}}^1$

素因数の和:50816

約数の個数: 20

約数和(自身を含む): 31489800

約数和(自身を除く): 16049944

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 50789, 101578, 203156, 406312, 812624, 964991, 1929982, 3859964, 7719928, 15439856]

約数ペア:

[(1, 15439856), (2, 7719928), (4, 3859964), (8, 1929982), (16, 964991), (19, 812624), (38, 406312), (76, 203156), (152, 101578), (304, 50789)]