18896319964

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{248635789}}^1$

素因数の和:248635812

約数の個数: 12

約数和(自身を含む): 34809010600

約数和(自身を除く): 15912690636

約数列:

[1, 2, 4, 19, 38, 76, 248635789, 497271578, 994543156, 4724079991, 9448159982, 18896319964]

約数ペア:

[(1, 18896319964), (2, 9448159982), (4, 4724079991), (19, 994543156), (38, 497271578), (76, 248635789)]