19349296

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{63649}}^1$

素因数の和:63676

約数の個数: 20

約数和(自身を含む): 39463000

約数和(自身を除く): 20113704

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 63649, 127298, 254596, 509192, 1018384, 1209331, 2418662, 4837324, 9674648, 19349296]

約数ペア:

[(1, 19349296), (2, 9674648), (4, 4837324), (8, 2418662), (16, 1209331), (19, 1018384), (38, 509192), (76, 254596), (152, 127298), (304, 63649)]