129738992

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{426773}}^1$

素因数の和:426800

約数の個数: 20

約数和(自身を含む): 264599880

約数和(自身を除く): 134860888

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 426773, 853546, 1707092, 3414184, 6828368, 8108687, 16217374, 32434748, 64869496, 129738992]

約数ペア:

[(1, 129738992), (2, 64869496), (4, 32434748), (8, 16217374), (16, 8108687), (19, 6828368), (38, 3414184), (76, 1707092), (152, 853546), (304, 426773)]